Why does Brooke say, Right then, I knew I was going to have a life-long love affair

Why does Brooke say, "Right then, I knew I was going to have a life-long love affair with skating"? A. to remind herself that she wasn't as good a skater as Kristi Yamaguchi B. to share the story of how Kristi Yamaguchi inspired her to become a figure skater C. to convince Whitney that she should ask Kristi Yamaguchi to become her skating coach D. to explain to Whitney that she only decided to become a skating coach to help others