what does the 128 refer in the router output 0 168.12.240/30 [110/128] via 192.168.12.233.00:35:36,

Refer to the exhibit. To what does the 128 refer in the router output 0 168.12.240/30 [110/128] via
192.168.12.233.00:35:36, Serial 0?

A.
OSPF cost

B.
OSPF priority

C.
OSPF hop count

D.
OSPF ID number

E.
OSPF administrative distance