1:Calvin Coolidge
2:Warren Harding
3:Herbert Hoover
Answer:
Relative genotype frequency and relative allele frequency
Explanation:
I know the battle of Lexington and concord started
their new lives new technologies such as the radio, silent movies and Henry Ford's automobile industry were invented. And First, it gave Americans more leisure time. By the 1920s, there were many more labor saving devices, particularly ones that reduced the difficulty of housework. These gave Americans more time to do things other than simply working. Second, technology gave Americans more things to do with that newly-found spare time.
The ancient Greeks came up with the idea of representation for the people. Although it is not like our modern ideas of equal representation for all, democracy still holds its roots in ancient Greece.