Answer:
d. inflation will reduce their real wage and so decrease the number of available workers.
Step-by-step explanation:
In the case when the demand for workers in some industries declines and they have to cut in nominal wages, so there would be increase in the wage bill of the industry because of this the price of the products will increased that also increase the inflation.
In the case when the inflation is rise, the real wage would fall as there would be declining in the purchasing power of money
So, the option d is correct