Boston Properties is a real estate investment trust (REIT) that owns first class office properties in selected markets. According to its website (www .bostonproperties.com), the 2014 occupancy rates for Boston Properties holdings in four major cities were:

Region .....................................................2014 Occupancy Rate
New York ............................................................................91.5%
Washington, D.C. ..............................................................92.9%
Boston ................................................................................91.1%
San Francisco ....................................................................88.6%

a. Explain why a pie chart would not be appropriate to display these occupancy rate data.

b. Construct a bar chart to display the net operating income distribution by city.
c. Briefly comment on why a bar chart would be preferred over a pie chart for these data.