Question: Question 9 PGP Using PGP , Alice wants to send an email to Bob. She encrypts the application data with a shared key Ks and

Question 9PGP
Using PGP, Alice wants to send an email to Bob. She encrypts the application data with a shared key Ks and then encrypts key Ks with:
Select one alternative:
Bob's private key
Alice's public key
Alice's private key
Bob's public key

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