Answer:
C. The sickness of the workers
Explanation:
Because it is stated in the article that the process of building the Great East River Bridge was delayed for years because of bad deals and workers ' illness. That is to say, staff caught illness trying to build the bridge and that puts them at risk.
The answers are The animals value freedom and The animals value nonconfrontation. You can see because they are rejecting the idea of trading and money, that in a way is the one thing that rules humans, who they also want to stay away from.
C. She meets another new student