Question

Which of the following is/are a point source of pollution? (can be multiple)
A. Sewage treatment plant
B. a harbor
C. storm runoff
D. suburban community
E. farm runoff

would Sewage treatment plant be the only direct source?

Answer 1

https://en.wikipedia.org/wiki/Sewage_treatment

The question is asking where pollution can BEGIN, not where it ends up.