Possible Clues:

• Test for MA hopefuls
• Test for some coll. seniors
• Inits. on a master's application
• Ph.D. hopeful's test
• Test for some Ph.D. seekers
• Aspiring Ph.D.'s test
• Coll. senior's challenge
• Univ. student's ordeal
• Test for future Ph.D.s
• Future Ph.D. candidate's exam