Which is the wrong statement with regards to Indigo?
- AIndigo was extracted in India from plants of the 'Indigofera' group.
- BThe chemical structure of Indigo was determined by Baeyer,a German chemist who also synthesized it.
- CIndigo is a dark blue solid soluble in water giving a blue solution.
- DIndigo is fixed to fabrics by the vat process.
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