Answer:
inductive reasoning
Explanation:
Based on the information provided within the question it can be said that in this scenario Gus has just use the concept of inductive reasoning. This is a method of reasoning in which an individual uses a couple of statements, and generalizes them in order to form a conclusion, which can either be true or false. In this scenario Gus took the statements made by the Girls and decided from them that all girls love the movie Titanic.
