You Are Monitoring I/O on a Volume That Is Under

You are monitoring I/O on a volume that is under Veritas Volume Manager control using the vxstat command. You need to measure the impact of a specific write operation on a volume. You want to ensure you are successfully able to measure the impact. What should you do?

A) Reset the statistics information to zero just prior to the specific write operation
B) Reset the statistics information to zero just after the specific write operation
C) Reset the statistics information to zero during the specific write operation
D) Reset the statistics to measure the impact of all write operation, not a specific write operation