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Select the wrong statement

[A].	For the manufacture of H3PO4 wet process (strong sulphuric acid leacing) uses high grade phosphate rock whereas in electric furnace process low grade phosphate rock can also be used	[B].	For the manufacture of H3PO4 the capital investment of the plant in electric furnace process is higher as compared to wet process (strong sulphuric acid leaching)
[C].	For the manufacture of H3PO4 electric furnace process produces high purity acid	[D].	Gypsum is a by-product of wet process (Hydrochloric acid leaching) for the manufacture of H3PO4

Answer: Option D