Please help. I am not sure if these are correct.

Question 4 (1 point) Saved What is an example of a cash outflow in capital budgeting? Advertising Travel Equipment Salaries Question 5 (1 point) Saved What is a sunk cost? One not included in a capital project budget. One that is included as an expense investment in a capital project budget. One that is part of a cash outflow. One that is part of the payback calculation, Question 6 (1 point) Saved What is a disadvantage of the payback method? It ignores cash inflows earned before the payback period. It is difficult to calculate. It can be used to cheaply separate desirable projects from less desirable ones. It ignores cash inflows earned after the payback period