I believe the answer would be D. If a plant were to have poisonous parts it could me the possibility that a child could become seriously ill.
I believe it’s because of San Andreas fault line if that helps
PHYSICAL DEVELOPMENT involve growth and changes in ......... Physical development in humans starts from infancy up to late adolescent. Features of physical development include: development of motor skills, puberty, development of muscle and physical coordination, etc.
It's biotic, biotic is basically anything living
Hope this helps