Find the volume of the figure. Use 3.14 for pi

What graph correctly matches the equation y equals two negative x

Can someone me i’m confused. will give brainliest and a whole bunch of points

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)