Crypto Quiz Time!

Difficulty: **Medium** — Let’s see what you’ve got!

~~> Question:

Which Layer 1 blockchain uses a unique proof-of-history (PoH) mechanism to achieve high-speed transactions?

A) Solana $SOL

B) Cardano $ADA

C) Avalanche $AVAX

Answer in the Comments!

#CryptoKnowledge🚀 #cryptoquiz