Complete the sentence.
In this case, the program is a () source because it ().

 - secondary . . . was made in the 2000s by historians researching African American baseball leagues
 - primary . . . was made for fans at an African American league baseball game in the mid-1900s
Keep in mind that you are trying to learn about African American baseball leagues in the mid-1900 s.
In this case, the program is a primary source. It is from the time period and was used by people who participated in the historical event.