The law of diminishing (marginal) returns states that as more of a variable factor is added to a certain amount of a fixed factor, beyond some point:

The marginal physical product rises

Total physical product begins to fall

The marginal physical product falls

The average physical product falls

The law of diminishing (marginal) returns states that as more of a var

1.	The law of diminishing (marginal) returns states that as more of a variable factor is added to a certain amount of a fixed factor, beyond some point:
A.	Total physical product begins to fall
B.	The marginal physical product rises
C.	The marginal physical product falls
D.	The average physical product falls
Answer» B. The marginal physical product rises