A bacteria colony grow at a rate of 11% per year. If the initial sample has a mass of 500 grams,
which of the following functions models the size of the colony in grams t years later?

A) f(t)=500(.89)^t
B) f(t)=500(1.11)^t
C) f(t)=11(500)^t
D) f(t)=11(1.5)^t