Option 1 → Incorrectly matches calumny with "abate" and alleviate with "bitterness"
Option 2 → Correctly matches all words: Calumny (defamation), Alleviate (abate), Abject (despicable), Acrimony (bitterness)
Option 3 → Incorrectly matches calumny with "abate" and acrimony with "defamation"
Option 4 → Incorrectly matches alleviate with "despicable" and abject with "abate"
Hence, Option 2: (A) - (III), (B) - (I), (C) - (IV), (D) - (II) → Calumny means false statements that damage reputation (defamation), Alleviate means to reduce or lessen (abate), Abject means extremely bad or contemptible (despicable), and Acrimony refers to harsh or bitter feelings (bitterness) → correct