Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?

Which of the following methods is preferred for collecting origin and

1.	Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?
A.	road side interview method
B.	license plate method
C.	return postcard method
D.	home interview method
Answer» C. return postcard method