Which SSJS statement will retrieve the value of the AMP script variable named subKey?

A developer wants to expand the functionality of existing code which was written in AMPscript, but prefers to use Server-Side JavaScript (SSJS) for updates.

Which SSJS statement will retrieve the value of the AMP script variable named subKey?
A . Var.Get("subKey");
B . Variable.GetTValue (”@subKey") ;
C . Variable.SetValue("subKey", "Value");
D . Var.Retrieve("@subKey");

Answer: B

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