In the following graph what does curve 2 represent?.

1.	In the following graph what does curve 2 represent?.
A.	Relation between annual charge and the area of cross section.
B.	Relation between annual cost of energy wasted and area of cross section.
C.	Both (a) and (b).
D.	None of these.
Answer» C. Both (a) and (b).

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In the following graph what does curve 2 represent?.

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