B
Everything else is not excusable.
Actually though, If I were the professor I could say too bad. You should have backed up your files.
D
I guess arguments don't need to be entertaining to be valid.
B.................................
Mama starts working as a dietician helping the camp cooks.
She does this to pay for the warehouse in Los Angeles where the family furnature is.
Hope this helped :)
Answer: intransitive obsolete
Explanation: