The equipment belong's to the tennis team.
There needs to be a comma at A because it is an appositive phrase. Meaning he is describing someone or something and that is separate from the sentence its self
It was very hard to follow but I printed it and then underlined and highlighted important information
Not exactly sure what the Clean Verbatim Style Guide is, but i think the one with the correct grammar and such would be B
Explanation:
So hopefully b helps