Need now during which era did the sanxingdui culture exist? the neolithic age the zhou period the xia period the shang period

Which of these is true of that temperance movement at the beginning of the 1800’s in america?

"if i have seen farther than others," said newton, "it is because i have stood on the shoulders of giants." who were the giants to whom newton was referring? could this be said of any scientific accomplishment? explain.

Did the west show signs of cultural decline in the 20th century?