The price of each is different.

Yes this is as result that nft represent different values or data all together. Unlike cryptocurrency representing a store for value nfts are not like that . 1 btc is still one btc but 1 crypto bull is not 1 crypto bull. Even though they are both crypto bulls they are not the same because all have thier unique identification.

a method of verifying marketplaces can be created, it will be much more convenient for users to trust and investors will be encouraged to invest

Yes this will go among way at helping a lot of users.

As a result it is very easy to verify the ownership of every industry owner of NFT.

Yes, unlike crypto where we have it track the transaction to know if the asesets really belong to you . In the nft space you just sit back and relax cause everyone knows that the nft is yours.