4.5.4 suppose a student wishes to minimize the objective function on a closed interval, but finds that it has only a single local maximum. where should the student look for the solution to the problem? choose the correct answer below. a. determine the value where the first derivative of the objective function is equal to 0. b. determine the value where the objective function is equal to 0. c. determine the value of each endpoint for the objective function. d. determine the value where the second derivative of the objective function is equal to 0. click to select your answer and then click check answer. all parts showing