What is the output of the following application? Assume /all-data exists and is accessible within the file system. 

A. The code does not compile.

B. The number of lines in all files in a directory tree.

C. The number of lines in all files in a single directory.

D. The code hangs indefinitely at runtime.

E. An exception is printed at runtime.

F. None of the above.

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1: package sesame; 2: import java.nio.file.*; 3: import java.util.stream.*; 4: public class TheCount { 5: 6: 7: 8: 9: 6789 10: 11: 12: 13: 14: 15: 16: 17: 18: public static Stream readLines (Path p) { try { return Files.lines (p); } catch (Exception e) { throw new RuntimeException (e); } } public static long count (Path p) throws Exception { return Files.list (p) .filter (w > Files.isRegularFile(w)) .flatMap (s-> read Lines (s)) .count (); } public static void main(String[] d) throws Exception { System.out.print(count (Paths.get("/all-data"))); } }