What is the value of the following expression?
\dfrac{100^{2}-7^{2}}{70^{2}-11^{2}} \cdot \dfrac{(70-11)(70+11)}{(100-7)(100+7)}
Answer Choices
A. 1
B. \dfrac{9951}{9950}
C. \dfrac{4780}{4779}
D. \dfrac{108}{107}
E. \dfrac{81}{80}
What is the value of the following expression?
Answer Choices
A. 1
B. \dfrac{9951}{9950}
C. \dfrac{4780}{4779}
D. \dfrac{108}{107}
E. \dfrac{81}{80}