n Over the history of the TV game show “What’s My Line?”, there were three nonhuman mystery guests: Francis the Talking Mule (1961), Lassie (1971) and Big Bird (1973).

n Akihito, the current emperor of Japan, is the 125th member of his family to hold the title, which is traditionally believed to have started with Jimmu in the 7th century B.C.

William Randolph Hearst’s first newspaper was the San Francisco Examiner, which he took over from his wealthy father, George, in 1887. The source of George Hearst’s fortune was the:

A) Shipbuilding industry

B) Retail-store business

C) Importing of spices

D) California gold rush

Monday’s answer: The Rev. Dr. Martin Luther King Jr. won a 1970 spoken-word Grammy Award for his recording of “Why I Oppose the War in Vietnam.”