Final answer:
Cyberbullying is the act of posting mediated messages that are perceived as threatening or disturbing. It is a form of harassment using technology and the internet.
Thus, the correct option is 1.
Step-by-step explanation:
Cyberbullying is the act of posting mediated messages that are perceived as threatening or disturbing by another person. It is a form of harassment where the bully uses technology and the internet to intimidate or harm others. Cyberbullying encompasses various actions such as sending threatening texts, posting embarrassing images, or even hacking someone's account. It is important to address and prevent cyberbullying to create a safe online environment for everyone.
Therefore, the correct option is 1) Cyberbullying