What is Pre-history, Proto-history and History ? History optional | UPSC CSE | Gallant IAS

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[@Kittu6299]

You aur sir my first teacher of my life

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Thanku so much sir 😇🙏

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Thank you sir, doubt cleared

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Thankyou izum

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Thank you sir, please do more

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Thank you so much 🥳🥳

[@ankitasharma5594]

A very nice session...

[@examecho]

useful info

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Sir how do the questions come

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from which century history period starts

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Vedic period