Which of the following statements is correct? (i) The large intestine is longer and wider than the small intestine in human beings. (ii) Every tooth is held in a separate socket in the jaw. (iii) Mucus protects the stomach from its own secretions of hydrochloric acid. (iv) Proteins get break down to form fatty acids.

• A. (i) and (ii)                      
• B. (ii) and (iv)
• C. (ii) and (iii)        
• D. (i) and (iv)
• E. None of these