In LISP, the function returns t if <integer> is even and nil otherwise ___________
(a) (evenp <integer>)
(b) (even <integer>)
(c) (numeven <integer>)
(d) (numnevenp <integer>)
I have been asked this question in my homework.
This intriguing question originated from Expert Systems topic in section Uncertain Knowledge and Reasoning of Artificial Intelligence