Correct option is A
✅ (a) spam:
·
Spam refers to unsolicited and unwanted emails, often sent in bulk for advertising, phishing, or spreading malware.
· These emails clutter inboxes and are commonly known as junk emails.
· Email clients usually have spam filters to automatically detect and move such emails to a spam folder.
❌ (b) spoof: Refers to email spoofing, a technique to disguise the sender's identity. ❌ (c) spool: Related to temporary storage of data for printing or processing, not junk email. ❌ (d) sniffer script: Software used to capture network traffic, unrelated to junk email.