What are the possible integer products of 8, and what are the sums of each product?

A.) 1 x 8, sum = 9 ; 2 x 4, sum = 6

B.) -1 x -8, sum = -9 ; -2 x -4, sum = -6

C.) 1 x 8, sum = 9 ; 2 x 4, sum = 6 ; -1 x -8, sum = -9 ; -2 x -4, sum = -6

D.) None of the above