You just found a file on your computer that was encrypted using symmetric encryption. What do you need to do to read the$$ message?

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Part $1$

A$.$

You need the key it was encrypted with to decrypt it so you can read the message.

B$.$

You need the decryption algorithm to decrypt the message so you can read it$.$

C$.$

You need the encryption algorithm so you can decrypt the message and read it$.$

D$.$

You need the private key to decrypt the message so you can read it$.$

E$.$

You need the public key to decrypt the message so you can read it$.$