I am using Nethereum for .net. I am reading this: https://docs.nethereum.com/en/latest/accounts/ I am also reading this: https://docs.nethereum.com/en/latest/Nethereum.Workbooks/docs/nethereum-managing-hdwallets/
An account is needed to sign off on transactions. Does every account have a wallet? Can an account have multiple wallets? What is the relationship between accounts and wallets?