Which phase of Law of Viriable Proportions has been ruled out on the grounds of technical inefficiency :

Which phase of Law of Viriable Proportions has been ruled out on the g

1.	Which phase of Law of Viriable Proportions has been ruled out on the grounds of technical inefficiency :
Answer» INCREASING RETURNS to a factor Diminishing returns to a factor Negative returns to a factor None of these Answer :C