Galen, a Greek doctor in 2 BC. But William Harvey also found out i hope this helps
Becasue they had nothing better to do
The health benefits of Italian diet can be attributed to their natural foods. Vegetables can be attributed to healthy Italian diet, vegetables are arguably the foundation of the Italian diet.
This is all because of how they ate before, they brought this tradition of eat more vegetables than meat.
Northerners lost interest in the Reconstruction era because the Northerners got tired of trying to help fix the South's social problems and the Northerners wanted to start working on fixing their own social problems.
Hope this helps!
The answer to your question is B-The IIiad