Question -
What is the result of compiling and running the following code? public class Tester{ static int x = 4; int y = 9; public Tester(){ System.out.print(this.x); // line 1 printVariables(); } public static void printVariables(){ System.out.print(x); // line 2 System.out.print(y); // line 3 } public static void main(String... args) { // line 4 new Tester(); } }
Options:
A .  Compile error at line 1 (static x must be only accessed inside static methods)
B .  Compile error at line 3 (static methods can't make reference to non-static variables)
C .  Compile error at line 4 (invalid argument type for method main)
D .  49
E .  Compile error at line 2 (must access x by writing Tester.x)
Answer: Option B static methods cannot make references to non-static variables.
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