What is one way that the nervous system and the circulatory system interact? a the brain detects temperature changes and instructs the nerves to send messages to the blood to heat up or cool down. b the nerves in the skin detect temperature changes and send a signal to the brain to instruct the blood vessels to adjust to regulate blood temperature. c the blood gets too hot or too cold and causes the blood vessels to dilate or constrict which causes the nerves to tingle and the brain detects this. d the blood vessels dilate or constrict which causes the blood to heat up or cool down which makes the nerves tell the brain to act.

How did the theory of social darwinism impact immigrants? it inspired in the immigrants pride that they were able to survive the harsh conditions of their home countries to come to the united states. it demonstrated that immigrants were the most suitable candidates for factory work because they were the most likely to immigrate to rural areas. it encouraged assimilation of immigrants into the american culture through education that involved courses in english and american food and clothing. it provided new american immigrants with a clearly defined social support system to ensure that basic nutritional, educational, employment, and health care needs were met.

What will not cause political parties to change or develop

What was one major difference between benito mussolini and adolph hitler? o a. hitler was more willing to use violence to secure power than mussolini. o b. hitler made racism central to his political ideology earlier than mussolini. o c. hitler was more supportive of communism and socialism than mussolini. o d. hitler followed the philosophy of militarism more strictly than mussolini.