In what circumstances would you conduct searches without a warrant?

A.
When destruction of evidence is imminent, a warrantless seizure of that evidence is justified if
there is probable cause to believe that the item seized constitutes evidence of criminal activity

B.
Agents may search a place or object without a warrant if he suspect the crime was committed

C.
A search warrant is not required if the crime involves Denial-Of-Service attack over the Internet

D.
Law enforcement agencies located in California under section SB 567 are authorized to seize
computers without warrant under all circumstances