Which are true about closing resources to guard against a denial of service attack? (Choose two.) 

A. The NIO.2 Files.lines() method does not require closing a resource when it is used in a stream pipeline.

B. The NIO.2 Files.lines() method requires closing a resource when it is used in a stream pipeline.

C. When locking a resource using an instance of the concurrent Lock interface, the unlock()
statement should be immediately before the finally block.

D. When locking a resource using an instance of the concurrent Lock interface, the unlock()
statement should be in a finally block.

E. When locking a resource using an instance of the concurrent Lock interface, the unlock()
statement should be immediately after the finally block.