Final answer:
A liaison officer in English is responsible for coordinating communication between different groups or organizations. The liaison officer in question would manage the information flow provided by AREP.
Step-by-step explanation:
In English, a liaison officer is a person who is responsible for coordinating and facilitating communication between different groups or organizations. In the context of the question, the liaison officer would be responsible for managing and enhancing the information flow that the AREP (assuming it is an acronym for something) provides.