Of the following examples, select those that represent a chemical change.I. Water freezing and changing into iceII. Leaves changing color in the fallIII. Mixing lemonade mix powder with waterIV. Milk going sour
A) II, III, IV
B) I, II, III, IV
C) II, IV
D) I, II
C) II, IV II has a colour change, IV results in a precipitate both of which are indicative of a chemical change. I is simply a change of state, and III is a dilution, both of which are physical changes