The number of terms in the product-of-sum canonical form of \([\overline {({x_1} + {x_2})\;\overline {\left( {{x_3}{x_4}} \right)} } ]\) is

The number of terms in the product-of-sum canonical form of \([\overl

1.	The number of terms in the product-of-sum canonical form of \([\overline {({x_1} + {x_2})\;\overline {\left( {{x_3}{x_4}} \right)} } ]\) is
A.	7
B.	8
C.	9
D.	10
Answer» D. 10