In LISP, the function (list-length ) A. returns a new list that is equal to by copying the top-level element of B. returns the length of C. returns t if is empty. D. All of the above E. None of the above

returns a new list that is equal to by copying the top-level element of
returns the length of
returns t if is empty.
All of the above E. None of the above

The correct answer is: B. returns the length of

The function (list-length ) returns the length of the list. It does not return a new list, nor does it return t if the list is empty.

Here are some examples of how the function (list-length ) can be used:

(list-length '(1 2 3)) => 3
(list-length '()) => 0
(list-length '(a b c d e)) => 5