Integrate $\int \frac{2}{x^{2}+4} d x$ A) $2 \operatorname{Arctan} x+C$ B) $2 \ln \left(x^{2}+4\right)+C$

Multiple Choice

Integrate $\int \frac{2}{x^{2}+4} d x$

A) $2 \operatorname{Arctan} x+C$
B) $2 \ln \left(x^{2}+4\right) +C$
C) $\operatorname{Arctan} \frac{x}{2}+C$
D) $\operatorname{Arctan} 2 x+C$