In the following questions, three sentences have been given in which a word has been highlighted. Find out the sentence/s in which the highlighted word has been used incorrectly and choose the answer from the given options. If all the sentences use the highlighted word correctly, choose option E as your answer.
I. The research team declared that unless the deep-sea ecosystem remains tractable to climate stressors, coral bleaching will accelerate beyond recovery.
II. Despite initial resistance from local workers, the transition to automated factory systems proved surprisingly tractable under clear management guidance.
III. The lead scientist asked whether the newly synthesized chemical compound was tractable enough for stable large-scale pharmaceutical manufacturing.