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Compare Quantity A and Quantity B.
Quantity A: Given the following graph of $f(x)$:
the value of $2f(x)$ when $x=-1$.
Quantity B: Given the following graph of $g(x)$:
the value of $g(2x)$ when $x=-1$.
Which of the following statements is true?
Quantity A is greater.
Quantity B is greater.
The two quantities are equal.
The relationship cannot be determined from the information given.