A Key Part of Apple's Business Strategy in the Electronics

A key part of Apple's business strategy in the electronics market has been

A) to wait until competitors introduce new technology in their products before incorporating the technology in its products.
B) to concentrate on selling its products and services through large discount retailers like Walmart.
C) the innovation of new products which initially have little to no competition.
D) to dominate the market by offering low-end products and beating its competitors' prices.