According to the definition of Prolog list, which of the following statement is correct?

According to the definition of Prolog list, which of the following statement is correct?

Answers:
A.

All pairs are lists, except teh basic pair [a | b].

B.

All pairs are lists, without any exception.

C.

All lists are pairs, except the empty list.

D.

All lists are pairs, without any exception.

Answer. C.