All file access uses Java's __________ APIs which give Lucene stronger index safety.

All file access uses Java's __________ APIs which give Lucene stronger

1.	All file access uses Java's __________ APIs which give Lucene stronger index safety.
A.	NIO.1
B.	NIO.2
C.	NIO.3
D.	NIO.4
Answer» C. NIO.3