Readers: Think you know your Baltimore? Try answering our weekly trivia question. Some weeks will be ridiculously easy, some weeks a bit more challenging. Here’s last week’s trivia:QUESTION: What civil rights activist once described “Young Tommy” D’Alesandro III, who died on Sunday, as “the greatest mayor in Baltimore’s modern history"?ANSWER: The Rev. Marion C. Bascom, a Baltimore civil rights leader, when speaking of D’Alesandro’s handling of the 1968 riots.