Choose the suitable concluding sentence to complete the paragraph.
College Adjustments
When I first started going to college, I was surprised at all the studying that was required. I had to adjust my study habits because in high school I hardly ever studied, yet my grades were still fairly good. At the university, it seemed that all my professors thought their class was the most important class. Each professor gave me a tremendous amount of homework every night. As a result, my free time became very limited. Nights out with friends and time spent watching TV were replaced with reading assignments, group projects, learning activities, and research. My university classes kept me so busy that I could only go out on Saturday nights. This kind of schedule was a big change from high school, where I used to play sports, have fun, and go out every other night. ______.