Q. Our tragic experience in the recent past provides an index . . . . . . . . the state of lawlessness in this region.
✅ Correct Answer: (D)
of
Explanation: 'Index of' means 'something that shows how strong or common a condition or feeling is'. Hence it makes the sentence meaningful.
Explanation by: Team MCQ Buddy
'Index of' means 'something that shows how strong or common a condition or feeling is'. Hence it makes the sentence meaningful.