Which of the following best describes the working conditions of industrial workers? A- They worked under ideal conditions.

B - They worked with unsafe machinery.

C- They worked for high wages.

D- They worked in well-ventilated factories.​

How does the supremacy clause of the u.s. constitution affect the states? o a. it requires each state to establish a supreme court. b. it declares that the federal government can take away state powers if necessary. o c. it allows state governments to overthrow the federal government if necessary. o d. it ensures that the u.s. constitution overrules each state constitution