The second one I'm pretty sure
Chastise is a verb meaning rebuke or reprimand severely or to discipline, especially by corporal punishment. scold, upbraid, berate, reprimand, reprove, rebuke, admonish, chide, censure, lambaste, castigate, and lecture are some of its synonyms
The second option because the purpose of a public service announcement is to raise awareness on an important issue.
A. a statement of purpose
your stating your belifes supported by evidence
