Which environmental change played a key role in making human survival easier and bringing about the neolithic age? a. decline in global sea level b. end of the ice age c. extinction of mammoths d. increase in cave formations

Who was the top of the feudal system hierarchy

Which stanza structure does emily dickinson use in this excerpt from "hope is the thing with feathers"? hope is the thing with feathers that perches in the soul, and sings the tune without the words, and never stops at all, and sweetest in the gale is heard, and sore must be the storm that could abash the little bird that kept so many warm.

Which industries produced great profits and wealth in the late 1800s