Find the Interval of Convergence For $\sum_{n=0}^{\infty} \frac{x^{n}}{\sqrt{n+7}}$
A) $-7<$ $x<1$

Multiple Choice

Find the interval of convergence for $\sum_{n=0}^{\infty} \frac{x^{n}}{\sqrt{n+7}}$ .

A) $-7<$$x<1$
B) $-1 \leq x<1$
C) $-1 \leq x<7$
D) $-7<$$x<7$