Basis and transaction are the simplest two. With these two articles, you can engage in the business of economic agency. The difficulty of capital is similar to the difficulty of trading. Analysis is a bit difficult, and underwriting is the most difficult. But for an ordinary college student who loves learning, it is not that difficult. With a little effort, it should be no problem to attack the next class in two or three weeks. It is recommended to take a full exam. If time is limited, take the exam on basics and trading.