CompTIA Exam Questions

which of the following has been used?

According to the following presented information, can you tell me which of the following has been
used?
Tracing route to 172.30.0.78 over a maximum of 30 hops
1 <1 ms <1 ms172.30.0.78

A.
tracert

B.
netstat

C.
ping

D.
arp