Which of the Following Is True of Public Key Encryption

Multiple Choice

Which of the following is true of public key encryption?

A) The encryption formulas used for creating the keys are simple in nature and identical at both ends.
B) The encryption key is widely shared with everyone, while the decryption key is known only to the recipient.
C) The private key is used for encryption and is known only to the sender, while the public key is freely distributed among everyone and is used for decryption.
D) The public key encryption scheme uses a single key to encrypt data that can later be decrypted by using the encrypted data as the key.