I need more details on the subject you’re taking.
Answer: The answer is Son
Explanation: It is the masculine form of "they are" which when added to the sentence means "My brothers are very hardworking."
Honestly all of these are good fits. Is there any context to base this off of?
Because A. mean She always wants to make up.
B. & C. both mean she wants to put on makeup.
and D means she always wants us to make up.