One group of mound builders, the mississippians, built the a)irrigation canals in the desert b)first cities in north america c)cliff dwellings d) kachina dolls

If one thinks illegal immigrants should become american citizens, should they become american citizens automatically or should there be a waiting period? if there should be a waiting period, explain why.

What impact did the gi bill and the interstate highway act of 1957 have on the development of the suburbs

What tactic did palestinians use against israel in 1987