If an autonomous car were to react exactly as a human would in a crash scenario, which would be true?

If an autonomous car were to react exactly as a human would in a crash scenario, which would be true?

A random$-$number engine is needed, since some human actions are random.

The same actions should result in the same legal consequences.

It doesn't matter, an autonomous car will never be in a situation where an accident can occur.

None of the above.