Duvida sobre PrintWriter or BufferedWriter?

Olá,

estou em duvida qual seria a certa ???

abs

31. String s = “write a line to a file”;
32. w.print(s + “\n”);

Which is true?

A w can be of either type PrintWriter or BufferedWriter.

B w can be of NEITHER type PrintWriter nor BufferedWriter.
C w can be of type PrintWriter, but NOT of type BufferedWriter.
D w can be of type BufferedWriter, but NOT of type PrintWriter.