A. Persians I Think it's that answer Because it's the one that makes sense and that fits into the sentence.
That should be the scientific revolution. That's when people started abandoning the ideas that the church presented and they started focusing on science. It was then discovered that Earth is not in the center but rather goes around the Sun, and Newton made his laws and science and education flourished during that period.
A. It encouraged expansion by granting low-cost land to settlers
D. Obtain a higher education and become politically active. <span />
Lewis and Clark traveled up the Mississippi River that compromises the Louisiana Purchase to reach the Bitterroot Mountains.