The correct option is C All of the above.
Tissue culture is the technique of production of new plants from a cell or tissue of a plant in the culture medium under sterile conditions. The advantages of this method are that plants can be grown on a large scale in limited space and time.
Plants with desirable characteristics such as disease-resistant, good strength, excellent quality, etc., can be produced. Since it does not involve seeds as such, the plant doesn't require to wait for the right conditions to germinate or pollinate.