Question 7 (5 points) Which of the following annuities provides the largest monthly income per dollar of premiums (other things being equal)? a) a refund deferred, life income - no refund annuity b) a pure deferred, life income - period certain annuity c) a pure deferred, life income - cash refund annuity d) a pure deferred, life income - no refund annuity O e) a refund deferred, income installment refund annuity