Which nasa program was responsible for putting a human on the moon?
a. apollo
b. sputnik
c. pioneer
d. space shuttle

In 1958, the aarp was organized to promote

Compare how one's social status affect his or her opportunities in ancient greece and rome?

Which distinctive feature of the notre dame cathedral allowed it to accommodate its large stained glass windows? a. its barrel vaults b. its flying buttresses c. its quadrant arches d.its square bays