classes: lecturer. I think there should be more instructional materials to solve the assignment, study this subject more so that students can learn on their own. curriculum. I think there should be more instructional materials to solve the assignment, study this subject more so that students can learn on their own. facility. I think there should be more instructional materials to solve the assignment, study this subject more so that students can learn on their own. general. I think there should be more instructional materials to solve the assignment, study this subject more so that students can learn on their own.