In relation to the development of intelligence, the results of twin studies indicate that?

Mayra, an 11-month-old child calls every white liquid object as milk. Which element of the concept development process is shown by Ruhi?

What is the primary difference between Piaget and Vygotsky's theories of language development?

Which of the following strategies would promote meaning - making in children ?

Directions: Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and give answer

1) if the data in statement I alone are sufficient to answer the question, while the data in statement II alone are not sufficient to answer the question.

2) if the data in statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.

3) if the data either in statement I alone or in statement II alone are sufficient to answer the question.

4) if the data in both the statement I and II together are not sufficient to answer the question.

5) if the data in both the statement I and II together are necessary to answer the question.

Four friends W, X, Y and Z are sitting in a straight line facing north. Who is second to the right of W?

I. None of them sits on the right of X and on the left of W. Only one person sits between Y and X.

II. Z does not sit in the left end of the row and W does not sit next to Z.

Out of the following which is not innate motive? 

9 persons are seated around a round table. What is the probability that two particular persons sit together?

What is the sum of six hundred nine and four thousand twenty-eight?