Equilibrium constants `K_(1)` and `K_(2)` for the following equilibria
`NO(g) +1//2O_(2)(g) overset(K_(1))(hArr) NO_(2)(g)` and `
`2NO_(2)(g) overset(K_(2))(hArr)2NO(g)+O_(2)(g)`
are related as
A. `K_(1)=2K_(2)`
B. `K_(1)=1//K_(2)`
C. `K_(1)=sqrtK_(2)`
D. `K_(1)=sqrt1K_(2)`