There are four main learning styles used in classrooms today: Visual, auditory, reading/writing, and kinesthetic.
D WiFi
It uses wifi to connect to the internet
Computer checkup/maintenance. You forgot to mention windows updates, it is critical to perform that action as well cause of the recent ransomeware malware that is going around lately and Microsoft and other OS vendors yes even Apple have released patches to prevent it spreading even further.
Answer:
1 and 4 are the correct answers.
Explanation: