Stephen recently purchased a camper. The value of the camper after t years is given by the following expression. 22475(0.81)^t Which of the following best describes the expression? A.) the product of the initial value of the camper and its growth factor raised to the number of months since it was purchased B.) the product of the initial value of the camper and its decay factor raised to the number of months since it was purchased C.) the product of the initial value of the camper and its growth factor raised to the number of years since it was purchased D.) the product of the initial value of the camper and its decay factor raised to the number of years since it was purchased