What is the fundamental rule of lexical scoping?

What is the fundamental rule of lexical scoping?

A.
Functions are declared in the scope
B.
Functions are executed using scope chain
C.
Functions are declared outside the scope
D.
Variables are declared within the function

Correct Answer : B

Realated Questions

What will be the function of the following JavaScript code?

var scope = "global scope";
function checkscope() 
{
    var scope = "local scope"; 
    function f() 
    { 
         return scope; 
    }
    return f;
}