Who are the group of people on the right of this image and what type of emotion do they seem to be ...

Who are the group of people on the right of this image and what type of emotion do they seem to be expressing as federal troops sent by President Cleveland escort the first meat train out of the Chicago stockyards at the end of the Pullman strike
 
  ? A) They are passengers who are angry that their train has been delayed due to the strike.
  B) They are meat-packing and railroad entrepreneurs showing their gratitude to the troops.
  C) They are strikers demonstrating blame and hostility toward the troops for breaking the strike.
  D) They are strikebreakers thanking the troops and railroad executives for their new jobs.