9. John, Ethan, and Mary decide to buy a bike together and share the ownership. There willingnessto pay for each choice is in the following table

(i) The bike will be a publie good among them.
(ii) If three people share the cost and all bikes have the same price, $1500, the choice that maximizesaggregate surplus will be chosen.
(A) (i)
(B) (ii)
(C) (i) and (ii)
(D) None of the above is correct.