It will be hermanas hope this helps!
You do not feel well and you need to go to the doctor. Write an email to a friend explaining your problem. Then comment on what you have to do to stay healthy and fit.
Answer:
The words “bueno” and “malo” also may appear before the nouns they modify. When they appear before a masculine singular noun, they become “buen” and “mal.”
Explanation:
Hope This Helps;)