classes:  lecturer. The lecturer is enthusiastic, easy to understand, always creates Q&A activities to help increase the ability to handle situations, creativity of students.  curriculum. The lecturer is enthusiastic, easy to understand, always creates Q&A activities to help increase the ability to handle situations, creativity of students.  facility. The lecturer is enthusiastic, easy to understand, always creates Q&A activities to help increase the ability to handle situations, creativity of students.  general. The lecturer is enthusiastic, easy to understand, always creates Q&A activities to help increase the ability to handle situations, creativity of students.