Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â attack is when original data is modified and malicious data is inserted

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1.	Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â attack is when original data is modified and malicious data is inserted
A.	masquerade
B.	replay(rewrite)
C.	modification
D.	traffic analysis
Answer» C. modification