0. In the context of IT/ICT, which one of the following statements about spamming is true?
Spamming is posting ore-mailing unslicited advertising messages to a wide audience
Spamming is sending lines of nonsensical garbage in a chat conversation
Spamming is posting a message that contain graphic description of something offensive
Spamming is an attempt to acquire sensitive information for malicious reasons, by masquerading as trustworthy entity