Porcine = of, affecting, or resembling a pig or pigs
Equine = of, relating, or affecting horses or other members of the horse family
Ursine = of, relating to, or resembling bears
Feline = Of, relating to, or affecting cats or other members of the cat family
Your answer is option "D. feline"
(definitions from "New Oxford American Dictionary)
Explanation:
you add the from head to tail. Head is the triangle and tail is the final point of the vector
Becuz when you wash up in the tub you want layers of soap so you don’t stink