I believe its because religion is more of a deep common subject talked about compared to rationalist approaches of greek and Confucian philosphy
It is considered the first decade of the modern era because it made a big change move from farming cultures toward capitalism, industrialization, secularization, rationalization, and the nation-state.
Hope I helped :)
Answer:
A. explores sent by jefferson to find a water route to the pacific.
Explanation:
They were treated with slavery but gave water and bread