Solve the Problem $f ( t ) = \frac { 600 } { 1 + 6.5 e ^ { - 0.18 t } }$

Multiple Choice

Solve the problem.
-The logistic growth function $f ( t ) = \frac { 600 } { 1 + 6.5 e ^ { - 0.18 t } }$ describes the population of a species of butterflies t months after they are introduced to a non-threatening habitat. How many butterflies are expected in the habitat after 12 months?

A) 343 butterflies
B) 960 butterflies
C) 601 butterflies
D) 7200 butterflies