Answer:
False
Explanation:
Over the counter drugs are not illegal. They are just medicine you can buy at the store. They can relieve pain, headaches and more.
<em>Vaccines work by simulating an illness to help establish immunity. However, while this sort of infection nearly never produces sickness, it does trigger the immune system to create T-lymphocytes and antibodies. The imitation illness can sometimes induce modest symptoms, like as fever, after receiving a vaccination.</em>
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<em>- RobertOnBrainly</em>
The psychologist is using a Token Economy because for doing something, you get a reward in exchange.
