The correct sequence of increasing covalent character is represented by -

Question

( A ) ${LiCl_2}<{NaCl}<{BeCl_2}$ <br/> ( B ) ${BeCl_2}<{NaCl}<{LiCl}$ <br/> ( C ) ${BeCl_2}<{LiCl}<{NaCl}$ <br/> ( D ) ${NaCl}<{LiCl}<{BeCl_2}$</span>