Meaning: This sentence describes how fans show their support for their team by chanting loudly.
Choice of Words: The words "fans", "chanted", "loudly", and "support" are all related to the role of fans in a sports game. "Fans" are people who follow and support a team, "chanted" means to sing or shout in a rhythmic way, "loudly" means with a lot of noise, and "support" means to encourage and cheer for a team.