Which of the following is an example of associated colloid? (A) Protein + water (B) Soap + water...

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Which of the following is an example of associated colloid?
(A) Protein + water
(B) Soap + water
(C) Rubber + benzene
(D) \( \mathrm{As}_{2} \mathrm{O}_{3}+\mathrm{Fe}(\mathrm{OH})_{3} \)
(b)
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