Final answer:
The passage suggests that technology has facilitated the emergence of virtual schools and increased online interaction, leading to expanded social circles and changes in communication methods.
Step-by-step explanation:
The passage suggests that technological advancements in social and business lives have led to the emergence of virtual schools and an increase in the ability to conduct social and business interactions online. These technological advancements have facilitated the rise of digital platforms like social network sites, where individuals can become "friends" and communicate without the need for face-to-face encounters. While the passage acknowledges that these changes have improved the ways we communicate, it also implies that there may be negative consequences, such as a decrease in physical social interactions and the potential for cyberbullying.
Furthermore, the expansion of social circles through digital media is emphasized, illustrating how technology is reshaping our interpersonal connections. It is clear from the passage that the correct answer to the student's question is C) Emergence of virtual schools, indicating an increase rather than a decrease in online involvement in our social and business lives.