1.

If the eccentricity of the ellipse \[\frac{{{x}^{2}}}{{{a}^{2}}+1}+\frac{{{y}^{2}}}{{{a}^{2}}+2}=1\] Is \[1\sqrt{6}\], then the latus rectum of the ellipse is

A. \[5/\sqrt{6}\]  
B. \[10/\sqrt{6}\]
C. \[8/\sqrt{6}\]  
D. None of these
Answer» C. \[8/\sqrt{6}\]  


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