1. What is the main purpose of a blockchain?
A) To store data on one central server
B) To maintain a shared and tamper-resistant record of transactions
C) To increase internet speed
D) To create websites$SENT $JHX.US $LOKA
A) To store data on one central server
B) To maintain a shared and tamper-resistant record of transactions
C) To increase internet speed
D) To create websites$SENT $JHX.US $LOKA