Ralph is a 70-year-old retired fireman with no dependents. He wants to invest in an annuity that will produce a steady stream of income that begins now and continues throughout his life. He has $175,000 to invest and wants to receive the most income he can every month. Which of the following is the most suitable annuity for Ralph based on his objectives?

		A fixed income annuity with a 10 year term certain.
		A variable annuity with a guaranteed death benefit.
		A longevity annuity.
		An immediate, single-premium life annuity.