The inner core of earth is mainly composed of which element?
(a) Iron
(b) Gold
(c) Nickel
(d) Platinum
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4
Answer:
Hey mate here is your answer ✨
Option a is correct.
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6
Answer,
(ᴀ) ɪʀᴏɴ ɪs ᴄᴏʀʀᴇᴄᴛ..........
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