The Supreme Court has authorized warrantless inspections of: a. firearms dealerships. b. vehicle junkyards. c. closely regulated businesses.

Since, the options have not been given the question is incomplete. The complete question is as follows:

The Supreme Court has authorized warantless inspections of

A) Vehicle junkyards

B) Closely regulated businesses

C) Liquor stores

D) Firearms dealerships

E) All of the above

 E) All of the above

Explanation:

The supreme court can conduct the warrant less inspections in all these cases  as these activities can be associated with ill-legal possessions of the firearms, vehicle junkyard may be associated with the use of possessions of the stolen vehicles and closely regulated businesses may be associated with the white collar crimes. All these offences are subjected to heinous offenses.