Answer:
b. a natural response to a sudden increase in demand.
Step-by-step explanation:
Price gouging -
It refers to the situation , when the seller increases the price of his services and goods to a very high level , which is a unethical situation , is referred to as price gouging .
The situation of price gouging , is very commonly observed in any natural disaster , where due to shortage of foods and other item , the price of the food increases to a very high price , is referred to as price gouging .
Hence , from the question,
The correct option is b.