A market maker faces the following demand and supply for widgets. Eleven buyers are willing to buy at the following prices: $15, $14, $13, $12, $11, $10, $9, $8, $7, $6, $5. Eleven sellers are also willing to sell at the same prices. If the market maker wants to make three transactions, what should he ask (the buyers) a. $15 b. $14 c. $13 d. $12

you have to put the parentheses like this:

in fact, you have to perform the operation inside parentheses first, and then proceed in order:

for submitting your question to

the answer to your question is : c) a government agency or homeowner

due to his line of work, he is most likely employed by a government agency or homeowner due to the other choices not being logical haha.