Knickerbocker to Now: Baseball’s Evolution! Who is credited with formalizing the modern rules of baseball in the 1840s? Babe Ruth Alexander Cartwright Ty Cobb Jackie Robinson None In what year was the designated hitter (DH) rule introduced in Major League Baseball (MLB)? 1872 1973 2000 2021 None What is the "Infield Fly Rule" designed to prevent in baseball? Baserunning Collisions Outfield Errors Unintentional Walks Double Plays None How many balls are required for a batter to be awarded first base with a walk? 2 3 4 5 None When did MLB introduce video replay for reviewing umpire calls? 1901 1952 2014 2020 None Time's up Most Popular Most Popular
