Three of the following four letter-clusters are alike in a certain way and one is different. Pick the odd one out.

Select the option that represents the correct order of the given words as they would appear in an English dictionary.
 1.Dish
 2.Disease
 3.Discuss
 4.Disjoin
 5.Disgrace

Direction :Study the following information carefully and answer the questions given below:
Six friends M, N, O, P, Q and R live in a six- storey building. The ground floor is numbered 1 and the topmost floor is numbered 6. Q lives neither on the top floor nor on the bottom. There are two persons between the floors on which P and Q live. Only one floor is there between M and N. The floor on which R lives is below the floor on which Q lives. The floor of O is just above the floor on which N lives.

What is the position of N with respect to P? 

Which of the following numbers will replace the question mark (?) in the given series?
 11, 20, 43, 94, 187, 336, 555, ? 

DIRECTIONS: These questions are based on the following information.
Nine persons – J, K, L, M, N, O, P, Q and R – sit around a circular table facing different directions (towards the center or away from the center).O sits second to the right of J who sits adjacent to neither P nor K. L sits second to the right of both P and K and faces away from the center. M sits third to the right of Q who does not sit adjacent to O. N sits adjacent to neither J nor K. R is facing towards the center and neighbours of O face the same direction. Neighbours of M face different directions. R and M face different directions.

If O and P interchange their positions then who sits second to the right of P?

C is the mother of A and B. If D is the husband of B, then who is C to D?

Directions: Study the following information carefully and answer the given questions.

Six persons- L, M, N, O, P, and Q are taking the vaccination in different months- January, May and November on different dates- 2nd and 9th. All of them were wearing different colour dresses- Red, Yellow, White, Green, Blue, Black but not necessarily in the same order. M takes the vaccine on three persons before the one who wears Black . The one who takes the vaccine while wearing black does not take in the last. Q takes three persons before the one who takes immediately after P. Q takes on any 2nd date of any month. There is a gap of one person between O and the one who wears Yellow colour. O takes the vaccine before Yellow. L takes the vaccine before N and only one person takes the vaccine between them. The one who wears Blue is taking the vaccine before the one who takes while wearing White and the same number of people who take the vaccine between N who wears White and the one who is wearing Blue is the same as between L and N. M does not wear red while taking vaccine.

Four of five are the same in a certain way, find the odd one out?

Direction : Read the following information carefully and answer the following questions.
Seven people A1, A2, A3, A4, A5, A6 and A7 are sitting in around a circle and are facing to- wards the outside of the centre. A7 is the second to the left of A3, who is to the immediate left of A6. A1 is third to the left of A5. A2 is between A4 and A5.

Which of the following is true?