The following sentence has been split into four segments. Identify the segment that contains a grammatical error.

Everybody stared / when me / entered the / drawing room.

NOS stands for _______

The 'Greenhouse effect' is produced due to the presence of excess amount of  

SCORES stands for

Recently, who has won the men's single 'Italian Open title' of the year 2020?

Directions:Study the following table carefully to answer these questions:

Percentage of Marks obtained by six students in six subjects

What are the average marks obtained by all the students in Maths ?

Select the correctly spelt word.

Directions: Which of the phrases (A), (B), (C) and (D) given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct. If the sentence is correct as it is, mark (E), i.e., 'No correction required' as the answer.

He admired the speed with which Koti completed the work and appreciating the method adopted by him