A critical eligibility requirement for borrowers seeking Public Service Loan Forgiveness (PSLF) is that they must:

The correct answer to the question "A critical eligibility requirement for borrowers seeking Public Service Loan Forgiveness (PSLF) is that they must:" is Option B: Make 120 qualifying payments while employed full-time by a qualifying employer..

The other options — A) Have only private student loans., C) Consolidate all loans into a Direct PLUS Loan., D) Be employed by a non-profit organization for a minimum of 25 years. — are incorrect for this College Advising question. As explained above: PSLF requires 120 qualifying monthly payments made under a qualifying repayment plan while employed full-time by a U.S. federal, state, local, or tribal government or a not-for-profit organization.