A thesaurus is used to find synonyms and antonyms of a word
A. Would be your answer
I believe they are both D, Example Clues. I could be wrong though, so don’t quote me on this. I say it’s D because on number 1, they give examples of what should be “deferenced”, and similarly in number 2, they give examples of which places are “enigmatic”. Good luck!!
It undermined the authority of the pope
Is there a passage we can read to further understand this?