Consider the following statements and choose the incorrect one:
A The red cabbage extract is also a natural indicator.B The red cabbage extract remains red in acidic solution, but turns green on adding two basic solution.C Those substances whose smell changes in acidic or basic solution are called olfactory indicators.D The smell of the onion cannot be detected when it is added to an acidic solution.
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D is incorrect one I hope it helps you please make me brainliest