The correct answer is C. Formula Bar.
The Formula Bar is located below the Ribbon and allows you to enter values and formulas into cells. It also displays the formula that is currently in a cell, as well as the result of that formula.
The Title Bar is located at the top of the Excel window and displays the name of the workbook and the current worksheet.
The Menu Bar is located below the Title Bar and contains a list of menus that provide access to Excel’s commands.
The Standard Toolbar is located below the Menu Bar and contains a set of buttons that provide quick access to commonly used commands.