select the correct answer. which is a form of malware? a. clickjacking b. spam c. cookies d. trojan horse

Brief Explanations:

Malware is malicious software. A Trojan horse is a type of malware that disguises itself as legitimate software to trick users into installing it and then can perform malicious actions like stealing data. Clickjacking is a web - based attack technique, spam is unwanted bulk messages, and cookies are small data files used for tracking and preferences, not malware.

Answer:

D. Trojan horse