The correct option is C Have edible parts which are analogous organs
The sweet potato is a dicotyledonous plant that belongs to the family Convolvulaceae. The edible part of this plant is the tuberous root which is long and tapered, starchy, sweet-tasting. However, in the case of potatoes (Solanum tuberosum) the tuber is an underground stem which stores sugars, called carbohydrates, This works the source of energy and nutrition that they need to reproduce.
Therefore, the correct answer is 'Have edible parts which are analogous organs'