(Easy) Which type of malware spreads across networks without needing human interaction? A) Trojan Horse B) Worm C) Ransomware

(Medium) Which type of malware can modify system processes to gain persistent, stealthy control over a compromised machine? A) Rootkit B) Keylogger C) Macro Virus

(Hard) Which type of malware is specifically designed to target and manipulate industrial control systems (ICS) and critical infrastructure? A) Ransomware B) Stuxnet C) Spyware

The top platform is A, the middle platform is B and the bottom platform is C.