Answer:
D) Molecules move from areas of high concentration to areas of low concentration.
Explanation:
The switching from old gas guzzlers to more fuel-efficient cars is an example of substitution effect.
Substitution effect is the switching of customer from a more expensive product to a cheaper product. This is usually because of an increase in price or a decrease in the customers income.
Substitution effect can be positive for consumers if they can continue to by the products they like. Also, this effect can be negative for consumers if it results in fewer choices of that product or products of lower quality.
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There are four major types of probability and they include:
- classical,
- empirical,
- subjective
- axiomatic
<h3>What is Probability?</h3>
This refers to the mathematical depictions of the possibility of an event occurring based on given variables.
Please note that your question is incomplete so I gave you a general overview of a probability distribution.
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