Allan Is on Trial for Murder and Entered a Plea

Allan is on trial for murder and entered a plea of Not Guilty By Reason of Insanity. The judge needs to decide if the following witnesses should be allowed to testify:
•Mike, Ian's neighbor, who claims he has seen Ian on at least six occasions standing alone on the balcony of his apartment yelling and ranting as if addressing a large audience but no one is there.
•Dr) Nora, a board certified psychiatrist who has reviewed the file but never examined Ian.
•Oswald, an emergency room employee, who treated Ian for numerous self-inflicted injuries the day before Ian killed the victim in this case. Oswald asked Ian about the injuries, and Ian told him, "The devil made me do it!" Should Mike be allowed to testify?

A) Yes, he can testify as a lay witness and describe what he saw.
B) Yes, he can testify as a law witness and give his opinion that Ian had mental problems.
C) No, only mental health professionals can testify when the defendant is trying to establish Not Guilty by Reason of Insanity.
D) No, the only information from clinical interviews is admissible when the defendant is trying to establish Not Guilty by Reason of Insanity.