Select the most appropriate synonym of the bracketed word given in the sentence.
The efforts will be ________ (vain) if we do not submit the project report on time.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. useless.
- In this context, "vain" suggests that the efforts will be futile or without success if the project report is not submitted on time.
- Similarly, "useless" conveys the idea of lacking effectiveness or producing no useful result.