WILL UPVOTE!! PLEASE HELP :(

• A mother is complaining to her son that his room gets dusty now. Select the most suitable response to complete the exchange.
  

Mother: "Haven't you tidied up your room yet?"

Son: "__________"

AI will, after I do all the exercises in my textbook.

BI have my hands full with my tidying.

CThe more I tidy, the worse it gets.

DWhy don't you give me a hand with cleaning?