Used to add emphasis and effect. For example: Why don't you leave me alone?
The correct answer is a. “He is going to take me home? He can drive? He can barely find his way out of the front door.”
There is contempt here because the person speaking thinks of the other person as of someone who is completely worthless, regardless of the situation in the sentence
i think the answer you are looking for is answer A.
A weakness of knees is the correct answer