Answer:
They can work for pay, and they can fight in the Union army.
-"come to a time when no one dared speak his mind"
this is the right answer because animal farm was based after Soviet Russia which burdened the citizens because they could not express themselves because every aspect of life in a communist country is under government rule.
1. first last. 2. first, second. 3. first second, 4. 3rd ,fifth
many immigrants had no one but immigrant aid workers
It means don't let go of your dreams. if you want to do something don't quit.