If A and B are true statements and X and Y are false statements, determine which one of the following is true.

A[(A∨X)⊃Y]⊃[(A⊃X)·(A⊃Y)]

BB⊃(B·∼B)

C[(A·X)⊃B]⊃(A⊃X)

D(A·X)∨(∼A·∼X)

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