Answer:
The correct answer is - people accept it in exchange for goods and services.
Explanation:
Money is valuable because we know that it is "accepted." Money can be used to purchase goods and services even though it is no longer backed by gold. Security measures prevent counterfeiting but do not add value.
Solvent as a universal solvent
Answer:
Please see below
Explanation:
It doesn't change much because as opposed to other mineral cycles, phosphorus does not have a gas compound and thus there is not a significant storage of phosphorus in the atmosphere. Under such scenario, whatever phosphorus can be found in the atmosphere such as windborne soil particles or pollen grains becomes important. A third component that needs to be mentioned is the ocean. River runoff is the main source of phosphorus input to the ocean from which phytoplankton incorporates it into the food chain.
I think I’ll go with C. long dry cold winters
An inference is an assumption you can make about a character or setting that isn't DIRECTLY STATED.