The excerpt contains an **external conflict**, because it shows Antonio and Felix opposing each other.
Antonio and Felix are both boxers, and they are competing against each other in a boxing match. This is an external conflict because it is a conflict between two people. The conflict is physical, as the two boxers are trying to knock each other out. The conflict is also personal, as the two boxers are friends, and they want to win the match to prove that they are the better boxer.
The other options are not correct. Option A, internal conflict, is incorrect because the excerpt does not show Felix thinking about his own dreams. Option B, internal conflict, is incorrect because the excerpt does not show Felix worrying about winning the bout. Option C, external conflict, is incorrect because the excerpt does not show Antonio and Felix opposing the rules of boxing.