Concept:Sugar is an uncountable noun, so we need a quantifier that is used with uncountable nouns.Explanation:We use “few” and “a few” with countable plural nouns, like cups or spoons.We use “little” and “a little” with uncountable nouns, like sugar or milk.“A little” adds a positive meaning: a small amount.“More” is added after it to mean “a small additional amount.”Therefore, “a little more” correctly fits the sentence.Answer:D. a little more