Mudslings is making malicious or scandalous allegations about an opponent with the aim of damaging their reputation. To defend theirselves, each candidate talk only about his own accomplishments and ideas; it allows to people to know more about their believes and thoughts.
Correct answer is B: Where the candidates stand on the issues
Personally I don't think its either of those, but if I were to choose one it would be the third. Those who live in glass houses should not throw stones.
