The Formula $\sum\left(Y_{i}-\bar{Y}_{k}\right)^{2}$ ,Calculates the ______ Sum of Squares

The formula, $\sum\left(Y_{i}-\bar{Y}_{k}\right) ^{2}$ ,calculates the ______ sum of squares.

A) between-group
B) within-group
C) total
D) perceived