Answer:
according to the website the answer is;
Explanation:
Tanks. Tanks were developed by the British Army as a mechanical solution to the trench warfare stalemate. They were first used on the Somme in September 1916, but they were mechanically unreliable and too few in number to secure a victory.
Developing nations tend to be more heavily affected by pandemics than developed ones because developing nations lack the resources to control the spread of disease This often is the case and has also been the reason why many deadly viruses have been spread out in Africa for example or some parts of Asia in comparison to the US.
Answer:
Last Option: A 1960s Government Computer Network.
The correct option is B.
The energy crisis of 1970 gave birth to energy reform in America. As a result of the crisis, efforts were made to stimulate domestic oil production, to reduce dependency on fossil fuels and to find alternative sources of power.
Answer: Some people began thinking that communists were in the US undercover. Loyalty oaths were started for employees. There were spy trials. McCarthy thought there were a bunch of communists in the US and even though he was wrong and lied, there was still the belief that communists were out there. People went to jail for refusing to talk about their political beliefs.
Explanation: