Answer:
The correct answer is "substitution effect"
Step-by-step explanation:
When the price of a good or service rises, and the consumers change into a cheaper product with similar characteristics; immediately the market experiencing a decrease in sales for these changes; That phenomenon is called substitution effect.
For Example:
When the chicken price increases, the consumers prefer to consume pork; Immediately the chicken sales decrease for this decision. That is called a substitution effect.