Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Input: [header] How to become a perfusionist [title] Take high school classes in science and communication. [step] Take the most advanced chemistry and biology courses offered in your high school, as well as courses in composition and oral communications. [substeps] Maintaining a high gpa and participating in extracurricular activities can help you get into a good college. <sep> (A) [title] Attend a school that offers an undergrad degree in perfusion. [step] There are only 4 schools in the us that offer perfusion science programs. (B) Programs can be extremely rewarding, especially when you have goals that seem remote. [title] Find a local community college or community college or university. (C) Stay away from extracurricular activities in your teenage years, as they may make it harder for you to pass your ged test next year. [title] Sign up for seminars in subjects that interest you. (D) Getting a good college education, however, is much less significant than having a high gpa, since you must be fit and healthy for this position. [title] Access textbooks and websites to improve your skills.
Output:
A