为自己加油

如果有效利用的话，因特网对于拓展学生的视野有着令人难以置信的潜力。

A.
Used effectively, the Internet has incredible capacity to expand students' horizons.
B.
Used effectively, the Internet has incredible ability to expand students' horizons.
C.
Used effectively, the Internet has incredible power to expand students' horizons.
D.
Used effectively, the Internet has incredible potential to expand students' horizons.