The correct option is C Cutting
Plants can reproduce asexually and sexually. The vegetative reproduction is a means of rapid propagation, as sex cells are not involved, the progeny is identical to parent plant and the process is a type of asexual reproduction. Vegetative reproduction can be natural or artificial (cutting, layering, grafting or use of stocks). Cutting is commonly used artificial method of vegetative propagation. In cutting, a cut portion of a plant generates a whole new plant.