B.selling goods or services
C.examining opportunity costs
D.making marginal decisions
Answer:
C. examining opportunity costs
Explanation:
b. thousands of deaths due to small pox
c. the production of new types of agriculture
d. the African slave trade brought new laborers
(its not a because i tried it)
o B) Egypt
o C) Ethiopia
c. Demographics
b. Ecumane
d. Physiological
Answer:
Ecumane
Explanation:
c. islands linked to England
b. islands linked to Chile
d. islands linked to France
Answer:
planetary differentiation
Explanation: