In LISP, the function returns t if is even and nil otherwise ___________ A. (evenp ) B. (even ) C. (numeven ) D. (numnevenp )

The correct answer is A. (evenp ).

The function (evenp ) returns t if is even and nil otherwise.

The function (even ) returns t if is even and nil otherwise, but it is not a standard function in Common Lisp.

The function (numeven ) returns the number of even numbers less than or equal to .

The function (numnevenp ) returns t if is not even and nil otherwise.