On March 19, 1965 in Selma, Alabama, a group of civil rights activists formed outside of City Hall. The heartbeat of the group grew stronger as more supporters joined, which pumped more life into the peaceful protest. How does the personification of the activists affect the writer's message?

A. It describes the physical actions of the protestors to show how they accomplished their purpose.
B. It emphasizes the idea that there is strength in numbers, so groups are more successful than individuals.
C. It highlights how coming together and working as a group is an effective way to achieve a goal.
D. It presents the civil rights movement as a living thing to make readers care more about the cause.