A new study shows that the most common grade at four-year U.S. colleges and universities is an A, which accounts for 43 percent of all grades, and the second most common grade is a B, which accounts for 34 percent of all grades. The study points to the idea that grade inflation at U.S. colleges is, yes, really rampant. But it also points out that those who manage to show up for class tend to be fine, and that professors are finally acknowledging just how challenging that can be. When you're wasted and everything, at least. Ah, college. WE MISS...