Which statement can best describe the proof of work $($PoW$)$ mechanism of a bitcoin network?

Question $10$ options:

According to PoW, the first bitcoin miner that finds an acceptable hash output will be rewarded for the creation of the new bitcoin.

PoW is a process of determining a number $($nonce$)$ along with a cryptographic hash algorithm to produce a hash value higher than a predefined target.

SHA$-128$ is the hash algorithm used in PoW of the bitcoin network.

PoW does not require a large amount of energy consumptions in bitcoin mining.