Based on We've Got a Job by Cynthia Levinson, which sentence is a minor detail that should be left out of a summary?

Students and student leaders participate in the progression of the Movement.

• Jamie Moore is the unkind police chief during the Movement march on May 2.

Cues are given to the Movement participants through radio announcements, songs, and signals.

Organizers instruct all participants that nonviolence is key to the Movement.
First answer gets brainliest!!!!!