What artifact makes historians think the Shang had some contact with civilizations to their West?

Which organelle is marked with an x?

According to this map, which of these statements about cuban economic activity is true? a) coffee is not a valuable commodity in cuba. b) cattle ranching is found only in the western half of cuba. c) tobacco is grown in most areas of the country. d) manufacturing is limited to mostly the southern coast.

How have people adapted physically to different environments? why do you think these differences developed?