The term 'GAINED A LAP' can be solved by the three letter acronym SAT. SAT stands for Scholastic Aptitude Test, which is a standardized test used by many colleges and universities in the United States to assess a student's readiness for college-level work. The SAT is designed to measure a student's knowledge of reading, writing, and math. It is also used as a way to compare students from different backgrounds and educational levels. By taking the SAT, students can gain an advantage over other applicants when applying to college.