Which of the following are true about electronic cash confirmations obtained through Confirmation (Confirmation.com)?

A. Responses to electronic confirmations are often delayed compared with manual confirmations.

B. Electronic cash confirmations provide more convincing evidence for the completeness assertion than manual confirmations.

C. Auditors must obtain evidence supporting the reliability of controls surrounding the Confirmation (Confirmation.com) process.

D. it is more difficult to determine the authenticity of an electronic confirmation obtained through Confirmation compared with confirmations mailed to auditors.