Hello!
The ridge of till is called "terminal moraine". Letter c). The terminal moraine is a type of moraine that mark the maximum advance point of the edge of a glacier.
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I think it is A, hope this helped.
The Aral Sea has shrunk in size because of heavy irrigation. The correct option among all the options that are given in the question is the third option or option "C". The Soviets used the river waters feeding the Aral sea for the purpose of cotton plantation and this destroyed the Aral Sea.
It would be letter A which is energy. The other three are used in weather forecasting due to the fact that the atmosphere is fluid and weather and climate is caused by uneven heat from the star in our solar system which is the Sun to the Earth in which heat transfer occurs
Tsunamis are caused by earthquakes