Choose the most appropriate antonym of the underlined word.
As children, I think things can be around you, but you really just retain the information that feels pertinent or important to you.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Irrelevant.
Pertinent means relevant or applicable to a particular matter, while irrelevant means not related or not applicable.
The other options—related, apt, and proper—do not oppose the meaning of pertinent.