Rainsford believes Zaroff will never stop hunting him. -is the reason justifying Rainsford’s actions that is best supported by Rainsford’s statement, "I am still a beast at bay.”
<span>An antonym is a word that has the opposite meaning of another word. So here, the word is cautious, and we are looking for a word that means something entirely different than that word. The correct answer is D. reckless, given that alert, careful, and responsible are all synonyms of cautious, meaning they have the same meaning. </span>
Usually a comparative adjective takes on the ending -er
Therefore you can eliminate A and C from the list.
You are left with B and D, however in D it says more prettier which is incorrect grammar therefore it must be...
B