Consider the following statements regarding the Earth's crust : I. The continental crust is thinner under fold mountains. II. The mean thickness of ocean crust is 30 km. III. The Earth's crust is brittle in nature. Which of the statements given above is/are correct?
- A. I only
- B. I and II
- C. III only ✓
- D. I and III
Correct Answer: C. III only
Explanation
The continental crust is thicker under fold mountains. The ocean crust's mean thickness is around 5 km, not 30 km. The Earth's crust is indeed brittle in nature.
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