I think it's "C". The Hellenistic Age was a time where people all over Europe embraced Greek culture, and was the perfect time to be a philosopher. I hope this helped!
Answer:
Complicated
Explanation: The development of the Oil industry in Texas could've either reinforced the cowboy era, as cowboys are essentially land pirates, or ended it. Oil has a high value and with the way Texas was back then stealing it for profit could've been desirable. It could've ended it as it would've brought more wealth to the area therefore potentially raising the quality of life.
A river basin or drainage basin is an area of land drained by a river and its tributaries .
Https://history.state.gov/milestones/1945-1952/national-security-act
I hope this may help you.