Which type of coin is the best
eg
Bitcoin
Dogecoin
Litecoin
Dashcoin
These are only a small amount of the reality of the number of coins.
The question is less clear. In there written bitcoin very clearly, then automatic when asked to choose which one is the best, then bitcoin is the best and and until now no good apart from the coin most bitcoin and all coins other than bitcoin (altcoin) a reference to bitcoin.