On December 5, Z-Mart Purchased $1,800 Worth of Merchandise

On December 5, Z-Mart purchased $1,800 worth of merchandise. On December 7, Z-Mart returned $400 worth of merchandise. On December 8, the company paid the balance in full, taking a 2% discount. The amount of the payment was:

A) $1,600.
B) $1,568.
C) $200.
D) $1,800.
E) $1,372.