The correct option is B 9960
A number is divisible by 8, if the number formed by the last three digits is divisible by 8.
9960 is divisible by 8 because 8 completely divides 960.
(9608=120)
1873 is not divisible by 8 because 873 is not divisible by 8.
1074 is not divisible by 8 because 074 is not divisible by 8.
3468 is not divisible by 8 because 468 is not divisible by 8.