Answer:
The answer is 50 supply.
Explanation:
Solution:
In this above scenario, for the non union there will be all level of equilibrium of supply and demand,for 80,000 the demand ans supply will be the same at 50.
Now if the annual salary is increased by $20,000, it will get to 100,000, in this case the demand will be 20 and supply will be 70.
Hence, the correct option here is a supply of 50
Note : Kindly find an attached copy of the complete question below