THE PRICE OF SUCH TELEVISIONS SHOULD PEAK ________ A LITTLE OVER $...

15. - DE THI THU DAI HOC MON TIENG ANH VA DAP AN
DE THI THU DAI HOC MON TIENG ANH VA DAP AN

15.

The price of such televisions should peak ________ a little over $1200.

a. by

b. at

c. in

d. on