A Showup Is Most Likely to Be Conducted in the Field

A showup is most likely to be conducted in the field because:

A) A showup can be conducted even if there is no reasonable suspicion to detain the participants
B) Officers must have probable cause to transport a suspect to the station for a lineup
C) Once a suspect is taken to the station the suspect has a right to have an attorney present during identification procedures
D) The police department must pay transportation costs for individuals to come to the station to view a showup