I'd go with C, D and F. The main causes of population growth had to do with diet and hygiene and health care.
The Agricultural Revolution (which started in the 17th century) led to better food production and thus better diet and nutrition for people, so healthier lives.
The Industrial Revolution (beginning in the mid 18th century) pushed cities to create better sanitation methods to avoid cholera and other disease epidemics.
And the ongoing advances in medicine ever since the Scientific Revolution were doing their part also to increase lifespans.
if a african american and a european were to have offspring their children would be biracial such as drake (the rapper) and the ex president barack obama.
Based on the reading, Upton Sinclair would most likely agree that the government must have a role in regulation of the <span>meatpacking companies.</span>