What type of rocks is the Canadian Shield made up of?

Old, hard rocks

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Young, soft rocks

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Young, hard rocks

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Old, soft rocks

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Solution

The correct option is A Old, hard rocks
The Canadian Shield is made up of old, hard rocks similar to the Deccan Plateau in India. The Shield area is said to have been covered entirely by glaciers during the last Ice Age. It was then extensively eroded by ice and water, which greatly reduced its height.

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