For $x > 0$; if the point $(a, b)$ on the graph of the curve $y = 6 - x^2$ is closest to the point $(0, 1)$, what is b?
A) $\frac { 3 } { 2 }$
B) $\frac { 5 } { 2 }$
C) $\frac { 7 } { 2 }$
D) $\frac { 9 } { 2 }$
E) $\frac { 11 } { 2 }$
For $x > 0$; if the point $(a, b)$ on the graph of the curve $y = 6 - x^2$ is closest to the point $(0, 1)$, what is b?

A) $\frac { 3 } { 2 }$\\
B) $\frac { 5 } { 2 }$\\
C) $\frac { 7 } { 2 }$\\
D) $\frac { 9 } { 2 }$\\
E) $\frac { 11 } { 2 }$