If D, E, F be the middle points of the sides BC, CA and AB of the triangle ABC, then \[\overrightarrow{AD}+\overrightarrow{BE}+\overrightarrow{CF}\] is

If D, E, F be the middle points of the sides BC, CA and AB of the tria

1.	If D, E, F be the middle points of the sides BC, CA and AB of the triangle ABC, then \[\overrightarrow{AD}+\overrightarrow{BE}+\overrightarrow{CF}\] is
A.	A zero vector
B.	A unit vector
C.	0
D.	None of these
Answer» B. A unit vector

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If D, E, F be the middle points of the sides BC, CA and AB of the triangle ABC, then \[\overrightarrow{AD}+\overrightarrow{BE}+\overrightarrow{CF}\] is

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