Digital signatures require the:

A.
signer to have a public key and the receiver to have a private key.

B.
signer to have a private key and the receiver to have a public key.

C.
signer and receiver to have a public key.

D.
signer and receiver to have a private key.

Explanation:
Digital signatures are intended to verify to a recipient the integrity of the data and the identity of the sender. The
digital signature standard is a public key algorithm. This requires the signer to have a private key and the
receiver to have a public key.