In an Oligopoly,when One Firm Reduces Its Prices,how Do Other

Multiple Choice

In an oligopoly,when one firm reduces its prices,how do other sellers react?

A) There is no reaction from other firms to change their prices.
B) Other firms reduce their prices also, usually quite quickly.
C) Other firms may reduce their prices, but usually gradually.
D) Other firms are not usually aware that price has changed.
E) There is a combined response from other firms to stabilize prices.