A Jewelry Store Advertises a One-Carat Diamond Engagement Ring as Being

A jewelry store advertises a one-carat diamond engagement ring as being discounted 50 percent off the original price of $10,000,for a sale price of $5,000.However,the ring was never put on sale at the original price,and its actual cost to the retailer was only $1,500.This jewelry store could be accused of using

A) price fixing.
B) phony list prices.
C) dumping.
D) price discrimination.
E) unfair trade practices.