In Which Case Is the Bond Polarity Incorrect?
A) $\delta$ ⁺ Cl-Br

In which case is the bond polarity incorrect?

A) ( $\delta$ ⁺ Cl-Br $\delta$ ^-)
B) ( $\delta$ ⁺ Na-S $\delta$ ^-)
C) ( $\delta$ ⁺ H-Br $\delta$ ^-)
D) ( $\delta$ ⁺ Mg-H $\delta$ ^-)
E) ( $\delta$ ⁺ Si-S $\delta$ ^-)