Select correct statement for AB_nL₂

A = central atom; L = lone pair of electron on A; n = number of monovalent atom B

• A

  Molecule will be planar and non polar when n =4

• B

  Molecule will be non planar and polar when n = 3 

• C

  Molecule will be planar and polar when n=2

• D

  Bond polarity is equal to molecular polarity when n = 2