Match the Case with the Correct Ruling with Regard to Exigent

Match the case with the correct ruling with regard to exigent circumstances.
-Warden v. Hayden

A) Court ruled police could seize dried blood from a suspect because they had probable cause to believe that ?highly evanescent evidence? was in the process of being destroyed.
B) First case to recognize the hot pursuit exception.
C) Police were authorized to make warrantless entry into apartment as long as they have an objectively reasonable basis to believe an occupant is ?seriously injured or threatened with such injury.?
D) Upheld the warrantless intrusion (via a needle. into a man's body for the purpose of drawing blood to see if he had been drinking.