14. The author suggests that, on the basis of energy production, a 100-tondinosaur would have been markedly vulnerable to which of the following?I. Repeated attacked by a single smaller more active adversaryII. Sustained attack by numerous smaller, more active adversariesIII. An attack by an individual adversary of similar size
(A) II only
(B) I and II only
(C) I and III only
(D) II and III only
(E) I, II, and III