You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "how many ap courses are there to choose from?" whose answer is 38.
Each document should contain about 30 words, and these documents should contain useful information.

Query: current number of ap courses
Useful Output:

Doc 1: More than 80 percent of American public high school students now attend schools with five or more AP classes available, the result of a
Doc 2: The AP, or Advanced Placement, Program currently offers 38 courses across multiple subject areas. Each course is developed by a committee composed of college
Doc 3: There are 38 different AP exams offered globally, ranging in areas like Psychology, Art, Humanities, Science, Math, History, and Languages. AP
Doc 4: AP classes, or Advanced Placement classes, are advanced-level subject courses that give high school students the opportunity to challenge themselves.
Doc 5: AP program head says one to two courses a year "optimizes" college readiness and helps increase access for other students.