When was the first Atlantic cable laid?

1 1866
2 1867
3 1873
4 1879

What was herbert hoover and the food administration do in wwi?

"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.

Capitalism competed with dominance in the twentieth century communism merchantilism free enterprise feudalism