Difficulty -
Medium
Total Plays -
27
Allowed Time - 10 sec
Best Time - 1.076
Public blockchains are:
#A
#B
#C
#D
Explanation:
Public blockchains are open networks where anyone can join, view transactions, and participate (e.g., transact, mine, or validate blocks) without needing approval.
Leaderboard
User
Rank
Time Taken