Which of the following statements is/are incorrect? (i) Fats deposited in our body act as shock absorbers and protect us from injury. (ii) Kwashiorkor is caused by deficiency of protein, carbohydrate and fat. (iii) Roughage neither releases energy nor helps in tissue or body building. (iv) Starch containing food item turns bluish black in colour on undergoing iodine test.

• A. (i) and (ii) only  
• B. (ii) only
• C. (iii) only         
• D. (ii) and (iv) only