List the names of the three civil rights workers who were killed in philadelphia, mississippi in the early 1960s.

Schwerner, Goodman, and Chaney

Explanation:

Edg2021

This also means the answer to: During the Freedom Summer campaign of 1964 in Mississippi,

is C: three civil rights workers were found dead.

While A is true as well in that they were kidnapped, the fact that they died was the important thing and what actually left an impact.

the population grew a lot and was making more money