From the K­map below, what is the minimum Boolean function F? CD AB 00 01 11 10 00 X 1 X 1 01 1 0 0 0 11 0 0 0 0 10 0 0 1 X Fill in the blank in sum-of-products form such as A'BC+CD, product terms can be placed in any order, i. e., A'BC+CD and CD+A'BC are both correct; however, literals in a product term must be in alphabetical order, i. e., enter A'BC and NOT any of the following: A'CB, BA'C, BCA', CA'B or CBA'. F =