When Using an N+2:1 Protection Policy on a 7-Node Isilon

Multiple Choice

When using an N+2:1 protection policy on a 7-node Isilon cluster, how much capacity will be used to store a 510 KiB file?

A) 638 KiB
B) 640 KiB
C) 766 KiB
D) 768 KiB