The U.S. demand for foreign cars has increased dramatically since the

The U.S. demand for foreign cars has increased dramatically since the early 1900s because

(a) Americans perceive foreign cars as lower quality cars than U.S.-produced cars.
(b) foreign producers are manufacturing relatively fuel-efficient cars.
(c) U.S. consumer demand for large, fuel inefficient cars has increased.
(d) of all of the above reasons.

ANSWER

(b)