If G and Gprime are the centroids of the...

If `G and Gprime` are the centroids of the triangle `ABC and AprimeBprimeCprime,` then the value of `bar(A Aprime)+bar(B Bprime)+bar(C Cprime)` equals

A

`bar(GG)`'

B

`2bar(GG)`'

C

`3bar(GG)`'

D

`2/3bar(GG)`'

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The correct Answer is:

C

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