Find the Domain and Range of the Function $$f ( x ) = \frac { 7 } { 10 + \sqrt { x } }$$

Multiple Choice

Find the domain and range of the function.
- $$f ( x ) = \frac { 7 } { 10 + \sqrt { x } }$$

A) D: $( - \infty , \infty ) , R : \left( 0 , \frac { 7 } { 10 } \right]$
B) D: $[ 0 , \infty ) , \mathrm { R } : \left[ 0 , \frac { 7 } { 10 } \right]$
C) D: $[ 0 , \infty )$ , R: $( - \infty , \infty )$
D) D: $( - \infty , 0 ] , \mathrm { R } : ( - \infty , 0 ]$