If You Enter Category Labels Horizontally Instead of Vertically in the Graph

If you enter category labels horizontally instead of vertically in the Graph Data window, you can ____.

A) click the Edit on the Menu bar, click Columns, and enter the category labels again
B) click the Clear button, and enter them again
C) click the Transpose row/column button to correct them
D) click the Clear button, and then in the Clear dialog box, click the Row/Column Reversal button