The correct answer is pay back.
A. increase further
C. suspend payments
D. pay back
The correct answer is (D) To pay back (money previously spent); to repay; to compensate (someone) for expenditures made; to indemnify; to redress; to recompense; to remunerate; to recoup; to refund.
Reimburse comes from French embourser (to pocket money), Latin inbursare.
Examples of use:
- The company reimbursed him for his travel expenses.
- They were reimbursed for the damages sustained in the hurricane.