What does PKI use to provide some of the strongest overall control over data confidentiality, reliability, and
integrity for Internet transactions?

A.
A combination of public-key cryptography and digital certificates and two-factor authentication

B.
A combination of public-key cryptography and two-factor authentication

C.
A combination of public-key cryptography and digital certificates

D.
A combination of digital certificates and two-factor authentication

Explanation:
PKI uses a combination of public-key cryptography and digital certificates to provide some of the strongest
overall control over data confidentiality, reliability, and integrity for Internet transactions.