This seems more like an opinion based question. I believe they can be effective if promoting healthy foods and logical reasons to spend their money on the foods, like good health and teeth. Seems ethical, because someone cares about the health and well being of the teens who will someday be running this world. There are some teens without good role models to impart the meaningfulness of health.
Change it so that it is grammatically correct.
I was planning to take three courses: basic math, speech, and choir.
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He is known for alleging that numerous communists and Soviet spies and sympathizers had infiltrated the United States federal government, universities, film industry, and elsewhere. Ultimately, the smear tactics that he used led him to be censured by the U.S. Senate.
