Which statement best introduces a story about a girl who has to think about telling her teacher that her best friend was cheating on a test?

a) in the end, mary ann knew that she had done the right thing, even if it was a painful thing to do.
b) mary ann couldn't believe what she was seeing; her best friend margaret was cheating on mrs. brown's science test!
c) mary ann knew that she'd lost a friendship, but she'd also gained a sense of pride and responsibility no one could take away.
d) when mary ann woke up for school that morning, she had no idea that she'd be faced with a choice between the doing the right thing and keeping a friendship.