30. The “paradox” mentioned in highlighted portion most directly refers to what the author sees as the conflicting ideas of:

Answer and Explanation

Your Answer is

Correct Answer is G

Explanation

paradox refers to contradictions, to find the opposite sides, in the original text changing cultural values ​​(constantly changing cultural values) and known universe (known universe) is a pair of contradictions. Known and unknown, changing and unchanged.

G item: Familiarity corresponds to the known universe, and change corresponds to changing cultural values.

Item J: "survival and controversial", there is no contradiction between the two.