Did Officer Thompson Need an Administrative Warrant to Go into the Kitchen

Did Officer Thompson need an administrative warrant to go into the kitchen

A) Yes, an administrative warrant is required to do an inspection of a restaurant.
B) Yes, an administrative warrant is required because there was no probable cause for a search.
C) No, police officers cannot use administrative warrants when investigating crimes.
D) No, administrative warrants are only used when doing inspections for violations of federal statutes.