One of the things that happened in Europe as a result of the cooling in climate that occurred in the early fourteenth century was "<span>crop failure," since many of the crops needed a certain amount of heat to grow. </span>
Answer:
regions with moderate climate condition are densely populated then reasons which are extremely hot and cold climate because because in moderate climate people can survive easily.
So I think is C..
Hope it helps.. >3
Answer:
According to a source:
Red Scare Impact The Red Scare was hysteria over the perceived threat posed by Communists in the U.S. during the Cold War between the Soviet Union and the United States, which intensified in the late 1940s and early 1950s. (Communists were often referred to as “Reds” for their allegiance to the red Soviet flag.)
Hope this helps!