In each of the following question, out of the given alternative, choose the one which best expresses the meaning of the quotation part of the sentence. Even today many people are guided by 'abstruse' moral values.

In each of the following questions, choose the one which best expresses the meaning of the quotation part of the sentence. Even today many people are guided by 'abstruse' moral values.

Correct Answer: obscure
Explanation: "Abstruse" means something that is difficult to understand or obscure, which fits the context of complex moral values.

Incorrect Option 1: irrational
Explanation: "Irrational" means not logical, which is different from "abstruse," as abstruse refers to something complex or unclear, not necessarily illogical.

Incorrect Option 2: impracticable
Explanation: "Impracticable" means something that is not practical, which is not synonymous with "abstruse."

Incorrect Option 3: dangerous
Explanation: "Dangerous" refers to something harmful, which is unrelated to the meaning of "abstruse."