Wang Ping has 4 beautiful shirts and 3 skirts. If he chooses one of them to wear, how many different choices are there?
王平有4件漂亮的衬衣和3条裙子，如果从中任选一套来穿，有多少种不同的选法？
<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<result>12</result>