Answer:
d) negative reinforcement by escape.
Explanation:
In operant conditioning, there are two kinds of actions that can strengthen a behavior: reinforcement and punishment. Reinforcement will make the subject to repeat a certain behavior. There are positive reinforcement and negative reinforcement. In this case, the mosquito is acting as a negative reinforcement. If Kevin doesn't use insect repellent, the mosquito will give an unpleasant stimulus by bites. Kevin escape the stimulus by using repellent before he mowing.
I believe the answer is: Reference group
Reference group refers to the group that become subjects of comparison to another group of individual.
Most people use this reference group to measure our own worth (for example, if you want to know whether you a bad or good guitar player, the reference group that you would most likely use would be famous band member) , and this might influence the formation of our identity in the future.
The answer is <span>Bernardino Ramazzini.
</span><span>Bernardino Ramazzini was an italizan Physician that gained his fame in the 1600s.
He noticed that Repetitive movement that being done by Labor workers contributed greatly to the physical pain/muscle constraints that people experienced in the old age.</span>
<span>Burning fuel in factories releases acid pollutants. When they mix with moisture, the pollutants fall to Earth in the form of acid rain.</span>
