Fill in the blank with the most appropriate option:
The professor’s remarks were so ____ that even seasoned scholars found them difficult to decipher.
Show answer & explanation
Correct answer: B
Explanation
Enigmatic means mysterious, puzzling, or difficult to understand, which perfectly matches the context of being hard to decipher. 'Enigmatic' fits in the blank as the sentence states that the professor's remarks were so complex or mysterious that even experienced scholars found them difficult to 'decipher' (understand or interpret).