Which of the following can be produced by Gatterman reaction of diazonium salts?

Cyanobenzene Nitrobenzene Fluorobenzene Bromobenzene

Bromobenzene

Gatterman reaction is a modification of Sandmeyer reaction. It is used for introducing chlorine or bromine in the benzene ring by treating diazonium salt (aqueous) with corresponding halogen acid (HCl or HBr) in the presence of Cu powder.