Which of the following observations regarding the production function and the total cost curve are accurate? Check all that apply.
a. At low output level, the production function is steep and the total cost curve is relatively flat.
b. At high output level, the production function is steep and the total cost curve is relatively flat.
c. At low output level, the production function is flat and the total cost curve is relatively steep.
d. At high output level, the production function is flat and the total cost curve is steep.