Answer:
c $11,600
Step-by-step explanation:
At 4,000 units the unit cost for the fixed manufacturing overhead is 2.90 dollars
We multiply it by 4,000 to know the total amount
$2.90 x 4,000 units = $ 11,600
These will be fixed cost thus, will not change when we produce between the relevant rage of 2,500 to 5,500 units