Mr. Kushner's class is selling candles for a class trip. There are 18 students in his class in all. 3 students sell 5 candles. The number of students who sell 6 candles is 2 more than the number who sell 5 candles. 3 students sell 8 candles. 1 student sells 12 candles. The rest of the students sell 9 candles.

The students make a line plot named "Candles Sold." Which of the following is a good scale for their line plot?

A. 1, 2, 3, 4, 5, 6, 7, 8, 9

B. 2, 3, 4, 5, 6, 7, 8, 9, 10

C. 5, 6, 7, 8, 9, 10, 11, 12

D. 6, 7, 8, 9, 10, 11, 12, 13