Paulette had two books. One of the books weighed 7/8 pound and the other book weighed 2/3 pound. If both books were put on the scale, how much will they weigh together?
A.9/11 pound
B. 37/24= 1 13/24
C. 31/24 = 1 7/24
D. 31/12= 2 7/12