Indeed you have done justice to this Contest by attempting all the questions. Of a truth burning of token is very important to a blockchain.
The idea behind burning tokens in this way is to reduce the total supply of tokens in circulation while ensuring they do not get lost
This process removes coins from circulation and helps maintain the rarity and value of cryptocurrency.

Thanks for sharing friend, and goodluck in this contest. #steem-on.

I will appreciate if you equally engage on Mine