Which of the following statements is true regarding the use of public key encryption to secure data while it is being transmitted across a network?

Which of the following statements is true regarding the use of public key encryption to secure data while it is being transmitted across a network?
A . Both the key used to encrypt the data and the key used to decrypt the data are made public.
B . The key used to encrypt the data is kept private but the key used to decrypt the data is made public.
C . The key used to encrypt the data is made public but the key used to decrypt the data is kept private.
D . Both the key used to encrypt the data and the key used to decrypt the data are made private.

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Answer: C