DIRECTIONS for the question: In the question, there are five sentences (A), (B), (C), (D) and (E). Four of these five sentences contribute to one main idea when these sentences are formed into a paragraph. One sentence does not contribute to that main idea. That sentence is your answer.
Which of the following sentences does not contribute to the main idea of the paragraph?
A. Scientists are about to learn exactly what spending a year in space does to a person, after two astronauts returned from a 340 day trip to the International Space Station.
B. Commander Scott Kelly will be of particular interest to Nasa scientists‐ his identical twin, Mack, stayed on Earth.
C. Every object in the Universe that has mass exerts gravitational pull, or force, on every other mass.
D. That means scientists can compare the two and see exactly what sort of changes happen after a year in space.
E. Some of those findings have already emerged. Nasa has said that Scott Kelly is now two inches taller than his brother.
1. A
2. B
3. C
4. D
5. E
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Last update on March 6, 6:19 am by Rahil Choudhary.
Option 3
Explanation All the statements are talking about the problems in staying in space whereas statement C talks about gravitational forces.