The term for a resident of Melbourne, Australia’s second-largest city, is Melburnian – slightly irregular since the “o” of “Melbourne” is dropped. The term for a resident of Sydney, Australia’s largest city, is the even more irregular:

A) Sydneysider

B) Sydonian

C) Sydizen

D) Sydian

Answer Monday.

Thursday’s answer: At the time Ray Kroc began franchising McDonald’s restaurants in the mid-1950s, the two largest franchised food chains in the United States both specialized in ice cream: Dairy Queen and Tastee-Freez.