[QA] According to the passage, which is perhaps the most benefit of the students’ taking a gap year?

Question:

According to the passage, which is perhaps the most benefit of the students’ taking a gap year?

• A.
  They receive partical training for their future careers
• B.
  They learn how to become independent
• C.
  They earn money to support their further studies
• D.
  They have an opportunity to meet local people