Which of the Following Is One of the Secondary Characteristics

Multiple Choice

Which of the following is one of the secondary characteristics of Markonni's drug profile?

A) Purchasing airline tickets with small denominations of currency
B) Displaying unusual nervousness
C) Almost exclusively using public transportation, particularly taxicabs, in departing from the airport
D) Having an unusual itinerary, such as a rapid turnaround time for a very lengthy airplane trip