Find the Least Common Denominator (LCD) $$\frac { 10 x } { x + 10 } , \frac { 17 } { x ^ { 2 } - 100 }$$

Multiple Choice

Find the least common denominator (LCD) . $$\frac { 10 x } { x + 10 } , \frac { 17 } { x ^ { 2 } - 100 }$$

A) $x - 10$
B) $x + 10$
C) $x ^ { 2 } - 100$
D) $( x + 10 ) \left( x ^ { 2 } - 100 \right)$