My mother asked me to take care of my little brother while she is going out. I have home work to do. I can not do my homework if my little brother still wakes up. he will disturb me. I can’t do my home work. Which sentence is suitable to the situation given!

A. I should make my little brother sleep so that I can do my homework.

B. I do my home work so that my little brother will disturb me.

C. I make my little brother sleeps not to make him disturb me.

D. I do my homework so that my little brother will disturb me.