For disubstitution in benzene, what are ring activating and deactivating groups in monosubstituted benzene?

In benzene there is

Write a note an activating groups in benzene.

Explain the action of ortho of para directing groups and meta directing groups while monosubstituted benzene gets convered to disubstituted benzene.

Write a note on deactivating groups towards electrophilic substitution in benzene.

Inorganic benzene is

(A) Anisole is more reactive than phenol towards electrophilic aromatic substitution reactions (R) -OCH_3 group is more ring activating than -OH group present on benzene ring

Which one of the following is benzene ring activating group towards electrophilic substitution?

Meta directing group in electrophilic substitution in benzene nucleus is