Apple’s total sales of iPad has steadily declined in the last 3 quarters. At the same time, the overall profit contributed by sales of iPad over the last three quarters has not changed.

What can be inferred from the passage:
(A) iPad’s revenue as a proportion of Apple’s overall sales has declined over the last three quarters.
(B) iPad’s profit as a percentage of Apple’s operating profit has declined over the last three quarters.
(C) Apple did not sell as many units of iPad in the last quarter as it did three quarters back.
(D) The profitability of iPad unit has been improving over the last three quarters.
(E) Apple’s average selling price of an iPad in the last quarter was lower than what it was the quarter before.


OA D

Source: e-GMAT