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If C1 and C2 and r1 and r2 are respectiv...

If `C_1 and C_2 and r_1 and r_2` are respectively the centroids and radii of incircles of two congruent triangles, then which one of the following is correct?

A

`C_1 and C_2` are the same point and `r_1= r_2`

B

`C_1 and C_2` are not necessarily the same point and `r_1 = r_2`

C

`C_1 and C_2` are the same point and `r_1 `is not necessarily equal to `r_2`

D

`C_1 and C_2` are not necessarily the same point and `r_1` is not necessarily equal to `r_2`

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