QUESTION $23$

What are the main differences between symmetric and asymmetric key cryptography?

a$.$ "asymmetric key cryptography uses a single key for encryption and decryption; symmetric key cryptography uses

b$.$ symmetric key cryptography allows for decryption; asymmetric key cryptography does not allow for decryption

c$.$ asymmetric key cryptography allows for decryption; symmetric key cryptography does not allow for decryption

d$.$ "symmetric key cryptography uses a single key for encryption and decryption; asymmetric key cryptography uses tw