The brain of the frog is destroyed. A piece of acid-soaked paper is applied to the frog’s skin. Every time the piece of paper is placed on its skin, one leg moves upward. Which of the following conclusions is best supported by the experiment?
(A) Reflex actions are not automatic.
(B) Some reflex actions can be inhibited.
(C) All behaviors in frogs are primarily reflex responses.
(D) This reflex action does not require the brain.