23. a. How did this person usually get to work last week? If this person usually used more than one method of transportation during the trip, mark [X] the box of the one used for most of the distance.
[] Bus or trolley bus
[] Streetcar or trolley car
[] Subway or elevated
[] Railroad
[] Ferryboat
[] Taxicab
[] Motorcycle
[] Bicycle
[] Walked
[] Worked at home [Go on to question 27]
[] Other method