The current organization of agricultural production is certainly not (i) ______ addressing the problem of world hunger. Much of the corn and soy grown in the world feeds cattle, pigs, and chickens being raised for meat. This despite the (ii) ______ that is (iii) _______ such a process: two to five times more grain is required to produce the same number of calories in meat as can be obtained through the direct consumption of grain.

Blank (i)	Blank (ii)	Blank (iii)
A. responsible for	D. pragmatism	G. discouraged by
B. optimal for	E. fecundity	H. regulated by
C. incapable of	F. inefficiency	I. inherent in

I am a bit confused on the grammar for blanks (ii) and (iii), and there are no typos on the sentence.