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A poster that reads, "Wellbee" says be well! Take oral polio vaccine. Tastes good. Works fast. Prevents polio. " What is the purpose of this PSA? to inform people about the dangers of polio to convince people to get the polio vaccine to tell people about a tasty new food

Respuesta :

Answer:

the PSA test is a blood test used primarily to screen for prostate cancer

Answer:

B. to convince people to get the polio vaccine.

Explanation:

I just took the test.

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