1. Which of the following mixtures is heterogeneous? A. salt and sugar dissolved in water C. 3 in 1 coffee dissolved on hot water B. powdered detergent in a pail of water D. vegetables salad with dressing 2. Which of the following is a homogeneous mixture? 1. salt dissolve with water III. Clothes in the basin II. blood IV. Books in the shelves A. I and m C. II and IV B. I and IV D. I and II​