What were the most prominent spokesmen of the “enlightened” attitude called?

a. men of mind
b. thinkers
c. philosophes
d. preachers of philosophy

What is the main idea of this excerpt? 1.1.3

The impeachment of president clinton by the u. s. house of representatives occurred with a. virtually all republicans supporting it, while virtually all democrats opposed it b. about two-thirds of republicans supporting it and about two-thirds of democrats opposing it c. half of all democrats and half of all republicans supporting it, while half of all democrats and half of all republicans opposed it d. virtually all democrats supporting it, while virtually all republicans opposed it

What was the overall impact of eli whitneys introduction of interchangeable parts?