Cinder cones are the simplest type of volcano. They are built from particles and blobs of congealed lava ejected from a single vent. As the gas-charged lava is blown violently into the air, it breaks into small fragments that solidify and fall as cinders around the vent to form a circular or oval cone.
Answer:
The next period would be called Meiji Restoration in 1868 which soon made the country a modern era.
Explanation:
This was an era of economic, political, and social change in japan. This era made japan a major international power.
Thunderstorms often begin with the rising of {humidity}
I assume that the question refers to the political affiliation of the Islands (They are Islands in the Mariana Trench, in the Pacific Ocean, south of Japan) - they are politically linked to the US - the correct answer is a). For example the Mariana islands have a commonwealth status within the US.