How did Galileo Galilei contribute to the Renaissance? O He wrote plays and poems about everyday life.
O He made improvements to the field of science.
O He wrote books about natural laws and geography.
O He traded goods and explored different lands.

The service industry in the united states grew in the late 1800s. what was one effect of that growth? the number of people with jobs in factories as unskilled workers decreased. the number of people with jobs in factories as unskilled workers increased. the middle class grew as people took jobs as clerks, lawyers, and teachers. the middle class shrank as people left jobs as clerks, lawyers, and teachers.