Write the Form of the Partial Fraction Decomposition of the Rational

Multiple Choice

Write the form of the partial fraction decomposition of the rational expression.Do not solve for the constants. $\frac { 1 } { x ^ { 2 } + 2 x }$

A) $\frac { A x } { x ^ { 2 } } + \frac { B x } { x + 2 }$
B) $\frac { A } { x } + \frac { B x } { x + 2 }$
C) $\frac { A } { x ^ { 2 } } + \frac { B } { x + 2 }$
D) $\frac { A } { x } + \frac { B } { x + 2 }$
E) $\frac { A } { x } - \frac { B x } { x + 2 }$