[Solved] Tsunami generated from a megathrust earthquake on the Cascadia Subduction Zone could devastate the cities of Vancouver and Victoria. Committed Relationship: A long-term relationship where the individuals involved agree to be emotionally and often legally connected to each other. Erotic Plasticity: Erotic Plasticity refers to the degree to which an individual's sex drive can be shaped and altered by social, cultural, and situational factors. Relationship Satisfaction: A measure of how pleased individuals are with various aspects of their personal relationships, including emotional, physical, and social dimensions. Social Script: A concept in sociology and psychology referring to a sequence of expected behaviors, actions, and consequences that are traditional in a particular social situation.