Question

"Quién hace tu cama?"

"Pues, yo ____."

a. no hago nada
b. lo hago
c. la hago
d. me gusta hacer

D?

Answer 1

No. D. needs an object (the bed) and you would not follow yo with "la gusta".
I would choose c.

Answer 2

It is definitely C. "la" refers to the cama here.

Sra

Answer 3

Thank you both!