Carlas lemonade stand can sell at most 50 cups of lemonade in a day. Her daily profit is modeled by p(c)=.75c-8.75 where her profit p is a function of cups c. what is the reasonable domain for the context of this problem

I'm a bit puzzled here because they did not provide you with any measures of the other angles, so i am unable to provide a theorem or postulate to support my answer, but i'd say 90 degrees because it looks closer to a right angle than anything.

Ithink the answer is d