Whoever,—

(a) abets any member of the police force not to do his duties or to commit violation of discipline; or

(b) unlawfully undertake any function or power of police; or

(c) personates as a police officer other than innocently for the purposes of entertainment; or

(d) deliberately makes a false statement to a police officer with intent to mislead the police in material particulars in a police investigation or due performance of police duty; or

(e) threatens, obstructs or assaults a police officer with the manifest intention of preventing such officer from discharging any of his duties, shall, on conviction, be punishable with imprisonment for a term which may extend to three years or with fine or with both.