For a given level of technology, we should expect an increase in productivity within a nation when there is an increase in each of the following except ?

For a given level of technology, we should expect an increase in prod

1.	For a given level of technology, we should expect an increase in productivity within a nation when there is an increase in each of the following except ?
A.	labor
B.	physical capital/worker
C.	human capital/worker
D.	natural resources/worker
Answer» B. physical capital/worker