单选题 Cet-6-1.20-Exercise 01 One hundred years ago, "Colored" was the typical way of referring to Americans of African descent. Twenty years later, it was purposefully dropped to make way for "Negro." By the late 1960s, that term was overtaken by "Black." And then, at a press conference in Chicago in 1988, Jesse Jackson declared that "African American" was the term to embrace. This one was chosen because it echoed the labels of groups, such as "Italian Americans" and "Irish Americans," that had already been freed of widespread discrimination. Why did Jesse Jackson embrace the term "African American" for people of African descent