Multiple choice

Directions: In the following question an incomplete statement is provided. You have to select the option which most logically completes the idea in the question statement.

The realm of infinity has been explored by physicists and mathematicians alike but

  1. both have discovered the true secret

  2. they have been painfully unsuccessful at it

  3. they have not fully understood it

  4. the casual factors have never led themselves to subjugation

  5. it remains essentially an abstract mathematical concept

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Look at the keywords 'explored' and 'but'. Due to appearance of 'but' as a conjunction, we must have an opposite idea in the second part of sentence, which can aptly be found in option (3).