How can a marketer attempt to reduce the likelihood of a purchaser of their product experiencing cognitive dissonance?
A、By increasing the price of their product
B、By offering bonuses or rebates to be redeemed some time after purchase, to give the purchaser additional value
C、It is not possible for a marketer to influence the potential cognitive dissonance of a consumer.
D、By ensuring that their products, when used, will meet consumer expectations