Answer:
1, 2 and 3 are correct yes
Explanation: XD
Marine Protected Areas are areas where human activities in certain marine environments have been limited to protect the environment and its inhabitants. This can be important because it seeks to protect the organisms and ecosystem of the marine environment, reduces pollution to the marine environment, preserves a marine environment for future use, and can also maintain the aesthetics of a marine environment. These are all factors which are related to conservation and preservation of an ecosystem or environmental area which are the main purposes of Marine Protected Areas.
Answer:
A. Concentric rings of different agricultural activities surrounding a city in the midwestern United States.
Explanation:
It represents the price variety that a house-hold (or firm) would be responsible to spend at numerous locations in order to accomplish a given level of compensation (monopoly/ profits). The enterprise that has the most high-priced bid rent is probably the movement that will occupy this neighborhood.
The major player of the earth that's liquid is the outter core
The answer is b. a common currency
hope this helps ! :D