The bowl-shaped depression at
the top of a volcano is a crater. The answer is letter D. The crater is where
the vent forms and releases magma, ashes and lava during volcanic eruption.
Oxygen, i believe is your answer
hope this helps :)
Answer:
The very cold winters are associated with the country's high latitudes, lack of topographic barriers, and the extensive size of land. In the northern parts of Russia, the winters are milder and characterized by frequent precipitation all through the year. These parts of the country are influenced by the Baltic Sea.
Explanation: