What does the following output? 

A. [tire-][wheel-]

B. tire-wheelC. [wheel-][tire-]

D. wheel-tireE. None of the above.

F. The code does not compile.

Transcribed Image Text:

12: Set set = new HashSet (); 13: set.add("tire-"); 14: List list = new LinkedList (); 15: Deque String> queue= new ArrayDeque (); 16: queue.push("wheel-"); 17: Stream.of (set, list, queue) .flatMap(x-> x) 18: 19: .forEach (System.out::print);