Although the fire marshal had declared the capacity of the classroom at $55$ students, the introduction to operations management class was so$$ popular, the average attendance was $75$ students, literally standing room only. Squeals of excitement accompanied the successful solution of problems such as$$ this: What is the utilization of the operations management$$ professor?

Part $2$

A$.$

$136\%$

B$.$

$75$

C$.$

$55$

D$.$

$100\%$