In general, as output rises you first attain_______.

In general, as output rises you first attain_______.
In general, as output rises you first attain_______.

a) increasing returns, then diminishing returns, then negative returns.

b) diminishing returns, then negative returns, then increasing returns.

c) negative returns, then increasing returns, then diminishing returns.

d) increasing reurns, then negative returns, then diminishing returns.