A chiropractor is looking at the Security Standards Matrix and believes that it is unnecessary to address the encryption and decryption procedures. What should the chiropractor's office document as a reason for not implementing this standard? Select one: a. None of the answers are correct b. This is a solo practice and there is no need to encrypt information. c. The system used does not enable transmission of information; therefore, the standard is not applicable. d. The office only accepts cash payments; therefore, the standard is not applicable.