Biking for 20 continuous minutes is an aerobic exercise.
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When many people use the same needle there is the possibility of transmission of HIV ads and other different disease .
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Fear is a natural emotion that protects people from harm when they face real and imminent danger. A phobia is an excessive fear or anxiety related to specific objects or situations that are out of proportion to the actual danger they present.
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I hope this answer is correct
Explanation:
The three major types of learning described by behavioral psychology are classical conditioning, operant conditioning, and observational learning.