The correct option is B Marigold
Marigold is used as a decorative flower for rituals and religious ceremonies. They are petal-dominated annual flowers that help to protect veggies from predators and pests. It is safe for kids to play with. The other flowers like Hyoscyamus niger, Atropa belladonna, Fly Agaric, Datura and morning glory have hallucinogenic properties. However, when correctly extracted and processed, some of them can be used for therapeutic purposes.