A random sample of 200 teenagers participated in a taste test. Each teenager sampled four choices of fruit drink (labeled A, B,
C, and D), and then were asked to pick a favorite. The table shows the results of this taste test. Based on the information given, which of the following statements is true?
a) 40% of the participants were boys.
b) 10/35 of the participants who preferred B are girls.
c) The ratio of boys who preferred C is equal to the ratio of girls who preferred C.
d) 20/35 of the boys preferred D.