Demonym update: Thanks to Paul Paquet of Ottawa, Ontario, who let us know his favorite term for the resident of a place: Nauruan, a resident of the South Pacific island nation of Nauru. Why? It’s the only demonym that’s a palindrome, spelled the same backward and forward.

What pro tennis great holds the all-time record for highest percentage of singles-match wins?

A) Monica Seles

B) Arthur Ashe

C) Bjorn Borg

D) Chris Evert

Tuesday’s answer: The Web site www.gethuman.com has information about reaching live human beings in automated customer-service phone lines.