Select. the correct statements) from the following:

Rate of sulphonation of ${\mathrm{C}}_6{\mathrm{H}}_6$ and ${\mathrm{C}}_6{\mathrm{D}}_6$ will be equal.

On treatment of salicylic acid with ${\mathrm{Br}}_2/$ water (in excess) it. result in a dibromo producL

Pyridine is less reactive than benzene toward: aromatic electrophiltc substitution.

Chlorobenzene gives m-dichloro benzene with ${\mathrm{Cl}}_2{\mathrm{FeCl}}_3$.