Which of the Fractions $\frac { 49 } { 77 } , \frac { 21 } { 33 } , \frac { 49 } { 121 } , \frac { 28 } { 44 }$

Which of the fractions $\frac { 49 } { 77 } , \frac { 21 } { 33 } , \frac { 49 } { 121 } , \frac { 28 } { 44 }$ does not reduce to $\frac { 7 } { 11 }$ ?

A) $\frac { 28 } { 44 }$
B) $\frac { 21 } { 33 }$
C) $\frac { 49 } { 121 }$
D) $\frac { 49 } { 77 }$
E) None of these

Correct Answer:

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