a) Slavery increased in the South due to the economic gain of cotton
Growing more cotton meant an increased demand for slaves.
By not misusing the information regarding the feeling,needs and behavior of participants.The researcher can control harmful behavior.
<u>Explanation:</u>
Psychological research is undertaken to study human behavior. It helps us to measure and classify human behavior. Such research identifies what is normal behavior. If the behavior is abnormal than that can be known through this kind of research.
In Psychological research, it is of the utmost importance to respect the dignity of others. This will prevent any kind of harmful behavior. For example, the researchers must not manipulate the participants. If a researcher has information regarding the feelings and emotions of participants then they must not misuse it.
The correct answer to this open question is the following.
A relationship with another country based on less hostility is called "Détente."
This word has its origins in France and was applied to mean the diminish or release from tension. It was used during the Cold War years in which the Soviet Union and the United States competed in the arms race, the space race, and the spread/containment of Communism around the world.
Trying to ease tensions, on May 22, 1972, United States President Richard Nixon visited Moscow to have an official meeting with Soviet leader Leonid Brezhnev. In that visit, both leaders signed the famous SALT agreement: the Strategic Arms Limitation Talks.
Scientific psychological function is mainly mind machnism