Solve the Problem $\$ 1560$ To $\$ 1392$ Find the Discount and the Rate of Discount

Solve the problem.
-In a sale, the price of a computer is reduced from $\$ 1560$ to $\$ 1392$ . Find the discount and the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.

A) $\$ 158 ; 10.1 \%$
B) $\$ 158 ; 11.4 \%$
C) $\$ 168 ; 12.1 \%$
D) $\$ 168 ; 10.8 \%$