Which of the Following Statements About Crumb Crusts Is True

Which of the following statements about crumb crusts is true?

A) Crumb crusts are used only for baked pies.
B) Crumb crusts are more difficult to make than pastry crusts.
C) Baking a crumb crust makes it firmer, less crumbly, and improves it flavor.
D) One advantage of crumb crusts is that any flavor of crumb crust compliments the flavor of any filling.