Select either true or false for the following statements.

$\backslash$table$[[,,],[1.,$Relevant costs are also known as unavoidable costs.,$],[2.,$Incremental costs are also known as differential costs.,$],[3.,$An out$-$of$-$pocket cost requires a current and$/$or future outlay of cash.,$],[4.,\backslash$table$[[$An opportunity cost is the potential benefit that is lost by taking a specific action when two or more$],[$alternative choices are available.$]],],[5.,$A sunk cost will change with a future course of action.,$]]$