When confirming cash through a bank electronically with Confirmation, which of the following is most likely true?

1.The auditor will send the request through the mail to the bank, but receive it back electronically.

2.The auditor, client and bank must all register with Confirmation for the electronic confirmation process to be possible.

3. An electronic confirmation is typically received as an email to the lead engagement partner.

4. Electronic confirmations of cash require typically involve logging into the clients banking system to verify existence of the cash.