A popular storyline in romance movies, books, or TV is that the main character eventually falls in love with their next door neighbor, best friend, co-worker, etc. The reason is that this person was "there all along". Which type of romantic attraction is this storyline based on?

The answer is "Proximity Attraction".

Explanation:

According to the theory that was proposed by Leon Festinger in the 1950's, the romantic attraction between two people can be explained by how close they are to each other physically. The more time people spend together or be in close proximity of each other, the more attracted they start to feel to the other person because of the constant exposure. The situations given in the question are examples to this attraction type which is the Proximity Attraction.

I hope this answer helps.

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