A. Important
B. Marked
C. Unwanted
D. Known
🧠 Explanation:
Email spam is unwanted messages sent in bulk. For tech students, this highlights cybersecurity, making it a key topic for studying computer science, IT, and digital literacy. Spam disrupts inboxes. Understanding this ensures effective email management. It’s essential for analyzing IT, cybersecurity, and technology. Studying spam offers insights into how threats affect communication, crucial for IT, computer science, and cybersecurity.