Answer:
Sara: Personal data
Jorge : Personal data + official data.
Wanda: Personal data + students data
Carl: Personal data + official data
Explanation:
Personal data could contain pictures, social security numbers, banking transactions details, passwords, credit card information etc.
Jorge's official data could contain information about various sources that he gets his news from. It could contain password information about his official email. And he connects to the office network, he might pose a threat to the entire network if his PC is infected.
Wanda could leak the student's information. She could also leak her social security numbers, bank details, organization's details etc.
Carl could leak company's information. He can avoid it by staying away from public networks. Installing anti-virus. He should also take great care while accessing various sites and never download harmful files over the internet.