Answer:
By spreading its operations across a network of computers, blockchain allows Bitcoin and other cryptocurrencies to operate without the need for a central authority. This not only reduces risk but also eliminates many of the processing and transaction fees.
Explanation:
Decline and respectfully decline.
One axis would be seconds 1,2,3,4,5 ect. and the other axis would be feet 15,30,45,60,75 ect.
The answer is to the question is d
