She said " fine , but if you do n't eat that entire thing I ' m going to shove it up your butt ! " . No joke . Dear old Grandma said that . Which comes to another point , she was cheap too .
According to the above context, choose the best option to answer the following question.
Question: What may be a fact about their grandma ?
Options:
A. None of the above choices .
B. She does n't want food leftover on the table .
C. She does n't like when people leave leftovers .
D. She wanted to get her money 's worth for the food .


D