Answer:
B is the only answer that makes sence
Answer:False
Explanation:
The window operating system controls the systems hardware making it so internal components and peripherals work across all program. On that note, Ann can read the file and also save it because the Window OS provides an interface between users and machine.
Answer:
It is because of a phenomenon called Social Loafing.
Explanation:
In social psychology, social loafing is when someone normally performs an activity with great effort and energy, but when is working in a group this effort is reduced to the minimum. These students maybe could be able to perform well if working by themselves, but since they are in a group, they just put little effort and let others do the job.