Which of the following displays when Excel finds an error in a formula?$($Select the correct answer$)$

A small black error square displays in the top$-$left corner of the cell.

A small green error triangle displays in the top$-$right corner of the cell.

A small green error triangle displays in the top$-$left corner of the cell.

A small black error triangle displays in the top$-$left corner of the cell.