The German Scholar and Cyclical Theorist Oswald Spengler

The German scholar and cyclical theorist Oswald Spengler

A) was optimistic about the future of Western society.
B) believed that Western society would flourish in the 20^th century.
C) believed that culture passes through stages from development, to maturity, to decline, to death.
D) examined eight cultures and said that none had lasted more than 300 years.