Answer: Seasonal unemployment.
Step-by-step explanation:
Seasonal unemployment refers to a situation that occurs because of the certain conditions and these conditions are temporary in nature or recurrent. Most of the industries experience a fluctuations in the demand for a product that is based on the conditions.
For instance, suppose a firm produces woolen clothes. We know that the demand for woolen clothes only increases in the winter season. But, once the winter season get over then the demand for woolen clothes decreases as a result unemployment increases. This is a situation of seasonal unemployment.
In our case, Anna lose her job during the summer or winter which indicates that Anna is suffering from seasonal unemployment.