When the school selects programs for the art festival, it needs to select 2 out of 3 chorus programs and 1 out of 4 dance programs. How many programs are there in total?
学校为艺术节选送节目，要从3个合唱节目中选出2个，4个舞蹈节目中选出1个，一共有多少种选送方案．
<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">3 * 1</gadget>
<output>3</output>

<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<result>12</result>