Which one is NOT an appropriate cash flow when making a capital budgeting decision?

		The operating cash flow, net working capital recovery, and salvage values
		A sunk cost that has previously been paid and cannot be changed
		The most valuable investment given up if an alternative investment is chosen

In order to make a decision utilizing a decision tree, you must:

		start at the most distant point in time and work backwards to Time 0.
		start at the top of the tree and work vertically downward to the very bottom.
		start at the middle of the tree and work both upwards and downwards simultaneously
		concentrate only on the limbs with the highest probability of occurrence levels.