Considering the image below, which of the following statements best describes why the Inside button outlined in red would not be available in the Format Cells dialog box?

Select the single best answer : A$.$ The selected cell is empty B$.$ The selected cell has no border. C$.$ Both the top$-$ most cell and the left$-$most cell in the worksheet were selected. D$.$ Only one cell was selected. E$.$ The selected cell is locked.