Which Excel function or tool will you use to display the cells that are referred to by a formula in the selected cell

Trace Precedent

Explanation:

Trace Precedent is a Microsoft Excel tool that is mostly used in auditing work to evaluate the connection or linkage between the cells in a spreadsheet. It is used to display the cells that are referred to by a formula in the selected cell. This is to locate the basis of an error in knowing how the formulas are adapted.

This can be done by clicking on the Formulas tab, then click on Formulas Auditing, then click on Trace Precedents.

Hence, in this case, the correct answer is TRACE PRECEDENTS.