Pls help me with this

We refer to cabbage juice as a pH indicator because it can tell us if a substance is acidic or basic by changing colour. I hope this helps!!

Explanation: I had this question :)

it is either c or d and i know for sure it is not a or b

emerging idea only occurs as a raw idea that could appear out of nowhere. meanwhile, to reach scientific consensus , that idea must be structured and tested over and over again through various experiments. the scientific consensus transforms the raw idea into idea that is more reliable through the process of scientific elimination.