One of the following is true about the following code.A$)$ it returns the sum of rows in a $2$D array.B$)$ it returns the sum of columns in a $2$D array.C$)$ it returns the sum of a $2$D array.D$)$ None of the above$\mathrm{.}17.$ What is the difference between the return statement and System.out.println$()$ in a method?A$)$ The return statement terminates the method and returns a value, while System.out.println$()$ outputs a value to the console.B$)$ The return statement outputs a value to the console, while System.out.println$()$ terminates the method and returns a value.C$)$ The return statement terminates the program, while System.out.println$()$ outputs a value to the console.D$)$ All$18.$ What is the output of the following code?A$)$ number $=21$B$)$ number$=50$C$)$ number $=20$D$)$ number $=51$