Table 18-2
Given the Following Data $\begin{array}{lr}\text { Net sales } & \$ 100,000 \\\text { Cost of goods sold } & 50,000 \\\text { Gross margin } & \$ 50,000 \\\end{array}$

Table 18-2
Given the following data:
$\begin{array}{lr}\text { Net sales } & \$ 100,000 \\\text { Cost of goods sold } & 50,000 \\\text { Gross margin } & \$ 50,000 \\\end{array}$
-Refer to Table 18-2.If net sales increased 10%,and cost of goods sold decreased 20%,gross margin would:

A) increase 20%
B) decrease 40%
C) increase 40%
D) not change