Answer:
B, C, and D
Explanation:
Abiotic factors are nonliving things like rocks, water and soil.
Because this picture has trees and or plants this has biotic factors, ecosystem and biosphere
Answer:
B Water comes from the condensation of water vapor in the clouds when it rains
Explanation:
40*50=2,000 Hours so 2,000*10=20,000 and 20% of 20,000 is 4,000 so $4000 is how much Anna pays in taxes.
Answer:
An indifference curve describes how a consumer is indifferent to goods and services and its various combinations at a given total earnings. Demand and consumption forms the primary base of the indifference curve and the curve is usually drawn from the position of the customer involved.
PPC means production possibility curve and it helps in the enlightenment of the production possibilities of two different set of goods. Production, technology and available resources forms its primary base and the curve is usually drawn from the position of an economy in perspective.
