One day, Navjot observed her grandfather while he was storing underground parts of some of the crops after drying them. She asked her grandfather why is he doing so. Her grandfather who is a retired biology teacher explained that not all the vegetables are propagated through seeds. Some can be grown from dried underground stem also. Which of the following crops can be propagated by underground stem ?

Options

A. Turmeric
B. Ginger
C. Potato
D. All of the above