The question is asking to fill in the blank or supply the necessary word that could complete the said question, base on my research and further investigation, I Would say that the answer would be Individual Relationship. I hope you are satisfied with my answer and feel free to ask for more
As the name itself says, cause and effect relationships have to contain a cause and an effect. A cause for an action is what motivates a character to do a particular thing, and the effect is the result of such actions. Obviously, these kinds of relationships could move the plot forward and give rise to new relationships and events within a story.
The main reason we would colonize the moon would be for a place to be able to go into deeper space, thus a moon colony could be beneficial to the exploration of the rest of the solar system.
