There are 195 countries in the world today.
The answer is C
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Answer:
City-states
Explanation:
Monaco, Singapore, and Vatican are all examples of city-states. While this type of state was very common in the past, nowadays it is only these three states that officially fall into this category. Monaco is located in Europe, on the Azure coastline. Vatican is also located in Europe, in the central part of the Italian capital Rome. Singapore is located in Asia, connecting the continental and island parts of Southeast Asia. All three are very powerful economically, with Vatican also having big religious and political power, and Singapore being one of the economic leaders in its region.
Answer:
A. 37
Explanation:
As CEC of soil can be maintained by the type of caution exchange from soil like Na, K, thus decrease of H+ ions increase the variable charges and thus increasing the capacity, Histosols, Mollisols, and vertisols have a high CEC order. And clay consists of roughly composed chlorite, kaolinite, and most of soil humus.
