The graph above shows the total sales, in millions of dollars, for three companies, A & B & C, in a particular sector for the years 1998 through 2007 inclusive. Assume these companies are the only three companies active in this particular sector. Company A is represented by a solid black line; Company B is represented by the black line with large dashes; Company C is represented by the gray line with small dashes. Companies A & B existed since the 1980s, although only data from 1998 is shown. Company C's first year in existence was 2000.




Company C was responsible for approximately what percent of total sales in the sector in 2007?

A. 24%
B. 40%
C. 55%
D. 70%
E. 93%