select round(1601.916718 -3) from dual.
-
1601.916
-
2000
-
1598
-
1598.916
B
Correct answer
Explanation
The ROUND function with negative precision rounds to the left of the decimal point. ROUND(1601.916718, -3) rounds to the thousands place: 1601.916718 → 2000. A positive precision would round after the decimal; zero rounds to the nearest integer.