The expression below represents the total number of squirrels in a forest after n years. 7,500(1.06)^n interpret the meaning of the expression. a.)the initial number of squirrels in the forest is 7,500, and the growth rate is 0.6% per year. b.) the initial number of squirrels in the forest is 106, and the growth rate is 0.75% per year. c.)the initial number of squirrels in the forest is 106, and the growth rate is 7.5% per year. d.)the initial number of squirrels in the forest is 7,500, and the growth rate is 6% per year.