With the Arrival of Tablet Devices, Such as Apple's IPad

Multiple Choice

With the arrival of tablet devices, such as Apple's iPad in 2010, growth in the global PC industry has slowed considerably and sales are expected to be declining by 2016. Though Apple has slightly increased its global unit market share from 10 to 12 percent, the company should be concerned that this product is becoming a __________.

A) question mark
B) star
C) hedgehog
D) cash cow
E) dog