Ingredients 3 cups cooked elbow-shaped pasta
6 ounce can tuna, drained
10 ounce can cream of chicken soup
1 cup shredded cheddar cheese
112 cups French fried onions

How much of each of these 3 ingredients would be needed to make:
A. twice the amount of casserole?
B. half the amount of casserole?
C. five times the amount of casserole?
D. one-fifth the amount of casserole?