Data is the correct answer for the above question.
Explanation:
The five-components model is a part of the information system which includes the software, hardware, network, people and database. But these all are to process the data.
So the data can be called the bridge to connect the system and the people because the data needs to given by the people to the system for processing.
The above question asked about the bridge of the five-components models of the information system. The bridge is known as "data".