Consider the following statements: 1. Sugar chars on heating. 2. On heating, sugar loses water. 3. Sugar is a carbohydrate. 4. Table sugar is made up of glucose and fructose. The correct statement(s) is/are: (a) 1 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2, 3 and 4