B. A teacher travels each year to visit family in South Africa. I mean, honestly, who cares? That's nice of her, but it won't really get the point across if Greg wants people to not only hear his speech but live it as well.
I hope this helps :)
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:
It would be informational text because it gives us (INFORMATION) about therapeutic phlebotomy.
