What was a significant effect of the greco-persian wars?

What was one of the accomplishments of the space shuttle that what was one of the accomplishments the space shuttle that facilitated communication and entertainment ?

How are the republican and democratic presidential candidates chosen? a. they are nominated by their state governments. b. each is nominated by his or her respective party. c. each is chosen by the governor of his or her home state. d. they are chosen by the house of representatives.

Plz although president washington was not a member of the federalist party or the republican party his closest relationship was with, a. john adams. b. james madison. c. alexander hamilton. d. thomas jefferson.