Answer: C) the chess team’s need of new uniforms and their wish for a sponsor.
Step-by-step explanation: In the given paragraph we can see a petition made by a member of the chess club at Carter High School, who expresses that the chess team is seeking for sponsors to fund their new uniforms (that the school will be unable to purchase because of budget cuts), so from the given options, the topic that is introduced by the paragraph is the chess team’s need of new uniforms and their wish for a sponsor.