Let C=f(q)=125+0.05q give the cost in dollars to manufacture q kg of a chemical. a) Which of the following statement(s) correctly explain the meaning of f−1(C) ? Check all that apply. A. The number of kgs. of the chemical someone can purchase with C dollars. B. The number of kgs. of the chemical that can be manufactured with C dollars. C. The cost of manufacturing one kg. of the chemical. D. The cost of manufacturing C kgs. the chemical. E. The number of kgs. of chemical that can be manufactured for each 1 dollar spent. F. None of the above (b) Find a formula for f−1(C)=