The Concepts "Fit to Stand Trial" and "Not Criminally Responsible

The concepts "fit to stand trial" and "not criminally responsible on account of a mental disorder (NCRMD) "

A) both require the examiner to determine the accused's present mental state.
B) are unrelated issues.
C) are distinct and call for different questions to be answered.
D) both require an examiner to determine the accused's mental state at the time of the offence.
E) mean the same thing.