6 (T or F) All four of the following statements are true. 1. A variable must be declared before it can be assigned a value. 2. A variable without a value assigned to it is an uninitialized variable (Hint: true) 3. A variable declared in a method must be assigned a value before it can be used (i.e., in an expression or in a System.out.print statement). 4. The scope of a variable is the part of the program where the variable can be referenced. O True False 2.5 pts