Which two words would BEST replace "setback" and "decisively" in the selection above?

(A) obstacle; mysteriously

(B) impediment; clearly

(C) catalyst; courageously

(D) revitalization; horribly

Some european explorers sailed west looking for the passage to india

During the late 19th century, russia's settlement and development of siberia was made possible by the invention of the

Apex q: arturo wants to increase his political participation beyond voting in elections. which action would accomplish this? answers: a. paying taxes b. starting a community cleanup program c. getting a public library card d. canvassing for a political candidate