Select the correct answer.
The tables show the subscription costs for two magazines. What is the ratio of the cost of Magazine A to the cost of Magazine B?

Magazine A
Duration of Subscription
12 months 36
24 months 72
36 months 108

Magazine B
Duration of Subscription Subscription Cost
(dollars)
12 months 32
24 months 64
36 months 96

A.9:4
B.9:7
C.9:8
D.9:5