An Effective Way to Modify a Casserole Recipe in Order

An effective way to modify a casserole recipe in order to make it more heart healthy is to:

A) use a biscuit dough instead of a bread crumb topping.
B) replace half of the meat with kidney beans.
C) ​omit the olive oil.
D) ​substitute cream of celery soup for the cream of mushroom.
E) ​use olive oil instead of canola oil.