Which of the following statements are correct? 1. Sediments of Gondwana System were deposited under marine condition. 2. Rocks of Gondwana System are fossiliferous. 3. Rocks of Gondwana System contain metallic mineral deposits. 4. Gondwana deposition took place in downfaulted trough. Select the correct answer using the code given below.
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Answer C (official UPSC key)Gondwana rocks are fossiliferous and were deposited in downfaulted troughs; they are freshwater, not marine, and lack metallic minerals