Answer:
The answer is negative reinforcement.
Explanation:
In operant conditioning, negative reinforcement occurs when an unpleasant stimulus is removed after a behaviour is completed. In the example, the nagging will stop once the job has been done.
Negative reinforcement has been proved to be more effective than positive reinforcement (rewards).
Answer: Richard Henry Lee
Explanation: Richard Henry Lee was a Virginia delegate who on June 7, 1776, in the second Continental Congress introduced the resolution which proposed independence for the American colonies. This came to be known as the Lee Resolution. The resolution contained not only the declaration of independence but two other parts to make it three. The other two are a plan to form foreign alliances as well as a plan for confederation.
He resolved that the colonies become independent states absolved of any and all allegiance to thr British crown and that all political connections between them be totally dissolved.
Answer:
The correct answer is A. People breeding dogs to be less aggressive.
Explanation:
Natural selection, according to Darwin, is the process by which species adapt to the environment, given certain pressures it might set upon them. The other choices refer specifically to a natural adaptation, such as bacterias becoming more resistant, birds' beaks changing and moths changing to darker colors. However, a person breeding a dog to be less aggressive is not an example of natural selection, given the fact that specific breeding is an artificial method, not relying on the natural changes to adapt to the environment.
Answer:
b). must be determined by a review board established by the sponsoring institution
Explanation:
A given research study may be considered by some people as possible of causing harm to the participants who are doing the research study. But this may not be always true.
Whether the research study may cause some potential harm to the participant or not, must be recognized and determined by the review board who is doing the review of the project study and is established by the sponsoring institution.
Thus the answer is
b). must be determined by a review board established by the sponsoring institution
