The technique of confusion, proposed by Claude Shannon, is used in block ciphers to:

The technique of confusion, proposed by Claude Shannon, is used in block
ciphers to:

A.
Conceal the statistical connection between ciphertext and plaintext.

B.
Implement transposition to obtain the ciphertext.

C.
Spread the influence of a plaintext character over many ciphertext
characters.

D.
Limit the influence of a plaintext character across ciphertext
characters.