Answer:
D
Explanation:
An increase in the number of species would decrease ecosystem productivity and survival because of the
competitive relationships.
It was created to help veterans of the Second World War to have a college education, unemployment insurance and housing. I’m assuming D is the answer because with being provided for it helped them get an education and find jobs. And they wanted to prevent economic decline due to homelessness and population decline
South Vietnam needed the US assistance in the early 1960´s because North Vietnam at that time was supported by the Soviet Union, China and other communist countries fighting against South Vietnam with no possibility of containing the communist advance.
After the US withdrew from the conflict, the entire region was taken under the communist government.
Simon Bolivar and Jose de San Martin are the two forerunners of the South American wars for independence. He led a military force consisting of 5,000 men to Chile. After declaring independence in Chile, he proceeded to to invade Peruand declared independence for Peru.
Today, these two are given the utmost respect through places of honour in historical museums.