You're pretty sure you and your best friend disagree about where to go on Spring Break. In fact, you think you may have very different opinions on where to go. Your dispute, however, is not interpersonal conflict because .

It hasn't been expressed yet.

Explanation:

Interpersonal conflict is the conflict or dispute between two or more people that occurs due to disarrangement on any topic, emotional aspect,religious problem ,professional terms, personal terms,organizational issue etc.Clash between opinion is seen in these scenarios.

According to the question,even through the person is sure that his own opinion and friend's opinion will not be same for Spring break activity , it cannot be considered as interpersonal conflicts because opinions are not yet expressed.Thus, there is not actual conflict between both of them till the time because person is only thinking about opinion scenario.

pretty sure a is right

true