Staple Company is considering two capital investment proposals. Estimates regarding each project are provided below: Project Beans Project Rice Initial investment $400,000 $600,000 Annual net income 20,000 42,000 Net annual cash flow 100,000 142,000 Estimated useful life 5 years 6 years Salvage value -0- -0- The company requires a 10% rate of return on all new investments. Present Value of an Annuity of 1 Periods 9% 10% 11% 12% 5 3.890 3.791 3.696 3.605 6 4.486 4.355 4.231 4.111 What is the cash payback period for Project Beans? Group of answer choices 20 years. 10 years. 5 years. 4 years