n Color-blindness advantages: Color-blind hunters are better at picking out prey against a confusing background, and color-blind soldiers can sometimes see through camouflage that fools everyone else.

The famous electronic billboard encircling One Times Square in Manhattan has displayed news headlines since 1928. It is known as:

A) “The Zipper”

B) “The Tipper”

C) “The Flipper”

D) “The Gipper”

Tuesday’s answer: According to the latest edition of Bartlett’s, Charles de Gaulle once asserted, “One can’t impose unity out of the blue on a country that has 265 kinds of cheese.”