The correct option is B Mitotic division
Offsets are vegetative propagules in aquatic plants like Eichhornia. They are prostate, bearing a rosette of leaves and a tuft of roots at each node. They are produced by mitotic division of somatic cells.
Meoitic division occurs in diploid organisms during gametogenesis.
Parthenogenesis is a form of reproduction in which an egg can develop into an embryo without being fertilized by a sperm.
Parthenocarpy involves maturation of ovaries without fertilization and forms seedless fruits.