the question

Describe the process of encryption and decryption in the context of symmetric encryption. O a. Encryption involves biometric verification, and decryption involves multi-factor authentication. O b. Encryption converts plaintext into ciphertext using a public key, and decryption uses the same key. O c. Encryption converts plaintext into ciphertext using a secret key, and decryption converts it back using the same key. O d. Encryption converts data into a hash value, while decryption reverts it to its original form