Read the following context and choose the best option to answer the question.
Context: If I could do it myself I would . My mum also asked if she 'd left a white casserole dish at my house , which she did , but only because she said I may as well keep it because she has enough already ! ! So now she wants it .
Question: What may be a fact about their mother ?
Options: 
A. They do n't like to cook .
B. They have a bad memory .
C. They are possessive about their tupperware .
D. They hate to bake .


B