When variables relate to each other such that one variable increases at the same time as the other decreases, this is called D. Negative.
What is negative relationship?
A negative relationship refers to a situation where one variable is related to another variable such that when it increases (decreases) the other variable decreases (increases).
For instance, the relationship between the amount of food you've eaten and the food left on the plate.
Find out more on negative relationships at https://brainly.com/question/20319174
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