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A. 1 → A, 2 → D, 3 → B, 4 → C
B. 1 → B, 2 → A, 3 → C, 4 → D
C. 1 → C, 2 → A, 3 → D, 4 → B
D. 1 → E, 2 → F, 3 → B, 4 → A

B. 1 → B, 2 → A, 3 → C, 4 → D

Threat	Description
1 Phishing	A A virus that encrypts files and demands payment
2 Ransomware	B A fake email designed to steal login information
3 Trojan Horse	C A harmful program disguised as a useful software
4 Spyware	D Secretly records user activities and sends them to attackers
	E Disrupts or overloads a website with traffic
	F Exploits software vulnerabilities before a patch is available