Based on Chimel V

Based on Chimel v. California, what is the key question in deciding whether or not a warrant is required to open a container seized incident to arrest of a person?

A) Is the container closely associated with the arrestee's person?
B) Is the container still in the arrestee's immediate control?
C) Is the container owned by the arrestee?
D) Is the container both closely associated with the arrestee's person and still in the arrestee's immediate control?