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Raman gave the following ill effects of the practice of burning dried leaves and other plant products.

i. Burning of dried leaves produces precious manures.

ii.   Burning produces harmful gases/fumes.

iii. Precious raw materials to obtain manure at low cost is lost.

iv. Lot of heat is generated unnecessarily.

The correct reasons of why we should not burn leaves are:

A) i, ii and iii only

B) ii, iii and iv only

C) i and iv only

D) i, ii, iii and iv

E) None of these