How many different meals are available if you select an appetizer, an entrée and a dessert?

Notice: Trying to access array offset on value of type bool in /home/onliiuxo/public_html/wp-content/themes/betheme/functions/theme-functions.php on line 1490

Notice: Trying to access array offset on value of type bool in /home/onliiuxo/public_html/wp-content/themes/betheme/functions/theme-functions.php on line 1495

Notice: Trying to access array offset on value of type bool in /home/onliiuxo/public_html/wp-content/themes/betheme/functions/theme-functions.php on line 1490

Notice: Trying to access array offset on value of type bool in /home/onliiuxo/public_html/wp-content/themes/betheme/functions/theme-functions.php on line 1495

Please show how to solve this probability problem:

A restaurant offers a \$12 dinner special that has 5 choices for an appetizer, 10 choices for entrees, and 4 choices for dessert.  How many different meals are available if you select an appetizer, an entrée and a dessert?

***please use sentences as this is more like a discussion question