Nathan laughs when his grandfather describes him as a "cool cat." "That’s how we used to describe someone who is neat, pleasing, good," his grandfather says. "Not anymore," Nathan replies. This exchange reminds us that language is .

Arbitrary

Explanation:

The exchange merely serves as a reminder that language is arbitrary. It is subjective and not objective in nature.

A widely accepted interpretation of a word or phrase can be change later on with new trends developing. When we say something is arbitrary, it implies that it is subjected to individuals interpretation. One version of analogy is not binding. Nathan must have had his own version of the interpretation of the phrase "cool cat" for him to object the perceived view point of his grandfather.

Ibelieve b) recall election