Select the option that can be used as a one-word substitute for the given group of words.
Being careful that every detail of something is correct
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. Fastidious.
'Fastidious' means paying close attention to detail and showing great concern for accuracy.
When someone is fastidious, they are careful to ensure that every aspect of something is correct and precise.
Meanings of other options:
Squeamish – easily upset or disgusted.
Stubborn – not willing to change one’s opinion.
Impregnable – too strong to be defeated or entered.