I agree, but it is much harder to make up a thoughtful mc exam. I have done it when I was trying to prepare students for a standardized exam (MCAT) and it was

I agree, but it is much harder to make up a thoughtful mc exam. I have done it when I was trying to prepare students for a standardized exam (MCAT) and it was a real bear. I'm not sure it was the right thing to do (I no longer do it), but that was my intent.