As Consumers Shift Their Support to Firms That Prove to Meet

As consumers shift their support to firms that prove to meet their needs,

A) laggard businesses are forced to either improve or get out of the way.
B) firms should focus on domestic markets and ignore international ones.
C) firms must immediately adopt their competitors' strategies.
D) firms should adhere to the idea that "if it ain't broke,don't fix it."
E) firms should increase promotional expenditure.