Solve the Formula for the Specified Variable $I =$ Prt For $P$

Multiple Choice

Solve the formula for the specified variable.
- $I =$ Prt for $P$

A) $P = r - I t$
B) $P = \frac { r - I } { 1 + t }$
C) $P = \frac { r - 1 } { \text { It } }$
D) $P = \frac { I } { r t }$