Use the following figure to answer the question : Figure 9-4 : shows the marginal cost curve,the average cost curve,the average variable cost curve,and the demand curve for a firm over different levels of output.The market price is $P. 
-Refer to Figure 9-4.The firm's average fixed cost at the output level OB is _____.
Definitions:
Black Voter Participation
The involvement and active participation of African American citizens in the electoral process, including voting in elections.
Democratic Majorities
Instances when the Democratic Party holds the majority of seats in one or both chambers of the United States Congress, influencing the legislative agenda.
State of the Union
An annual address presented by the President of the United States to a joint session of Congress, outlining the administration's goals and priorities.
Poverty
A state or condition in which an individual or community lacks the financial resources and essentials for a minimum standard of living.
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