For each ton of pig iron produced in blast furnace, the quantity of coke required would be roughly

For each ton of pig iron produced in blast furnace, the quantity of co

1.	For each ton of pig iron produced in blast furnace, the quantity of coke required would be roughly
A.	0.5 ton
B.	0.25 ton
C.	1.4 ton
D.	1.9 ton
E.	0.1 ton
Answer» D.