In this excerpt, President Reagan is referring to what was the beginning of the?

How are diamonds and graphite the same? how are they different? a. both diamonds and graphite are made entirely out of carbon. they are different because the carbon atoms are arranged differently with a more three-dimensional structure in diamonds and flat layers in graphite. b. both diamonds and graphite have atoms that are arranged with flat layers. they are different because only graphite are made entirely out of carbon. c. both diamonds and graphite have atoms that are arranged with three-dimensional structures. they are different because only diamonds are made entirely out of carbon. d. diamonds and graphite have no similarities. they are different because the carbon atoms are arranged differently with a more three-dimensional structure in diamonds and flat layers in graphite.

Profits are maximized when marginal revenue and marginal costs are a. set c. equal b. less than market price d. greater than market price

The "nationalists" and fascists battled against the "republicans" and communists in a civil war in the 1930s in