A criminal defense attorney is scouring over a case file in the hopes he will find evidence that his client is innocent of the crime for which he is being charged. After looking at a medical evaluation, he decided to claim innocence based on a lack of evidence related to Mens Rea. What does this mean?

The attorney doesn’t think there is proof that a crime was even committed.

The attorney doesn’t think there is proof that his client actually committed the crime.

The attorney doesn’t think there is proof that his client acted alone during the crime.

The attorney doesn’t think there is proof that his client was in his right state of mind at the time.