Can y’all help me on this one too pleasee ASAP I really don’t get it please if you can thank you.

Which graph represents the solution of the inequality?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

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.)