Which of the following statement are correct? (i) Deserts and deep lakes show least productivity. (ii) 10g by mass is passed to the next trophic level in the food chain. (iii) Most productive ecosystem is coral reef. (iv) Sugarcane is the most productive crop. Choose the correct option.

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