Which box-and-whisker plot represents the data set?

11, 6, 19, 14, 21, 7, 13, 15, 15

A box and whisker plot. The whiskers range from 6 to 21 and the box ranges from 11 to 15 with the vertical bar inside the box at 14.

A box and whisker plot. The whiskers range from 6 to 21 and the box ranges from 11 to 19 with the vertical bar inside the box at 15.

A box and whisker plot. The whiskers range from 6 to 21 and the box ranges from 9 to 17 with the vertical bar inside the box at 14.

A box and whisker plot. The whiskers range from 6 to 21 and the box ranges from 7 to 19 with the vertical bar inside the box at 15.