Solve the Equation for the Indicated Variable $I =$ Prt For

Multiple Choice

Solve the equation for the indicated variable.
- $I =$ Prt for $t$

A) $t = \frac { P - I } { 1 + r }$
B) $t = \frac { P - 1 } { \mathrm { Ir } }$
C) $t = \frac { I } { \operatorname { Pr } }$
D) $t = P - I r$