Well, it isn't a contest, is it? I assume you know they believe Jesus is the brother of Satan; Jesus is not divine; God used to be a man; they will inherit their own planet and become gods in their own right, etc. There's nothing to defend there, and I'm sure you'd agree.
I’m upset? Look in the mirror. You wrap all Mormons up in one neat package."
Yes, you seemed pretty agitated. And yes, believing what they believe is nuts.
Look in the mirror again. I’m calm about the subject of Mormonism. You are the absolutist.
Ask your Catholic friend if she knows that many Protestant sects think Catholicism is a cult and that transubstantiation is nutty.