If centroid of the tetrahedron \[OABC\], where \[A,B,C\]are given by (a, 2, 3),(1, b, 2) and (2, 1, c) respectively be (1, 2, -1), then distance of \[P(a,b,c)\] from origin is equal to

If centroid of the tetrahedron \[OABC\], where \[A,B,C\]are given by (

1.	If centroid of the tetrahedron \[OABC\], where \[A,B,C\]are given by (a, 2, 3),(1, b, 2) and (2, 1, c) respectively be (1, 2, -1), then distance of \[P(a,b,c)\] from origin is equal to
A.	\[\sqrt{107}\]
B.	\[\sqrt{14}\]
C.	\[\sqrt{107/14}\]
D.	None of these
Answer» B. \[\sqrt{14}\]

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If centroid of the tetrahedron \[OABC\], where \[A,B,C\]are given by (a, 2, 3),(1, b, 2) and (2, 1, c) respectively be (1, 2, -1), then distance of \[P(a,b,c)\] from origin is equal to

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