Diego's parents gave him a fish tank containing 12 goldfish.
Each month, Diego purchases 2 goldfish to add to his fish tank.
Which inequality can be used to find m, the number of months after receiving his fish tank, when Diego will have more than 24 goldfish in his fish tank?

A) 24m + 12 < 2
B) 2m + 24 < 12
C) 2m + 12 > 24
D) 12m + 2 > 24