Question: With regard to the following JavaScript program, ( 1 ) If it is interpreted using static - scoping rules, what value of x is in

With regard to the following JavaScript program,
(1) If it is interpreted using static-scoping rules, what value of x is in function sub1?
Why? What value of x is in function sub2? Why?
(2) If it is under dynamic-scoping rules, what value of x is displayed in function sub1? Why?
With regard to the following JavaScript program,

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