For this particular case and scenario, Robin is actin in the role of an early adopter. So, the correct word to fill in the blank will be "early adopter".
Explanation:
An early adopter is a consumer of a specifical product or service who acquires the service before others and provides useful feedback to companies. In this way, a company can rely on a person in order to refine future releases and improve their processes.
You didn't give us options to choose from haha, but from what I know the Baffin Bay is a body of water that leads to the Davis Strait. Hope that's an option for the answer!