When would a $20-$pay whole life policy endow?

A$.$ At the insured's age $65$

B$.$ In $20$ years

C$.$ When the insured reaches age $100$

D$.$ After $20$ payments

An annuity owner is planning to retire. She has accumulated $$100,000$ in a retirement annuity and now wants to select the benefit option that will pay the largest monthly amount for as long as she lives. Which of the following options is best suitable for this annuity owner?

A$.$ Installment refund

B$.$ Joint and survivor

C$.$ Life income with period certain

D$.$ Straight life