Given: (Exhibit) Which is true? By Singh | December 31, 2022 0 Comment Given:Which is true? A. System.in is the standard input stream. The stream is already open. B. System.out is an instance of java.io.OutputStream by default. C. System.out is the standard output stream. The stream is open only when System.out is called. D. System.in cannot reassign the other stream. Correct Answer: A