Find the Logistic Function That Satisfies the Given Conditions $= 4$

Multiple Choice

Find the logistic function that satisfies the given conditions.
-Initial value $= 4$ , limit to growth $= 24$ , passing through $( 1,12 )$

A) $f ( x ) = \frac { 12 } { 1 + 6 ( 1 / 5 ) ^ { x } }$
B) $f ( x ) = \frac { 24 } { 1 + 5 ( 1 / 5 ) ^ { x } }$
C) $f ( x ) = \frac { 4 } { 1 + 6 ( 1 / 2 ) ^ { x } }$
D) $f ( x ) = \frac { 24 } { 1 + 5 ( 1 / 10 ) ^ { x } }$