The image shows of the Great Railway Strike of 1877. An illustration showing American troops marching down a city street, firing into a crowd of civilians. Several civilians have been shot, and some of those have fallen down on the pavement.

What does the activity in the picture reveal about the attitude of railroad owners of the time?

They were willing to bargain collectively with the railway unions.
They usually settled strikes in the late 1800s peacefully.
They were willing to call out troops to force the striking workers back to work.
They were worried that the public might oppose their methods.