Yeah so i would say my situation would be scenario 1, This was the first and only transaction regarding Etherium on my coinbase account. Before this, i didn't h...

Thank you very much, this cleared a lot of my questions up.

I won a giveaway on twitter for the ETH from which it was sent to my coinbase wallet. Once the 1.3 ETH (valued at $4,600) was received into my wallet, i sold it...