1. Protected concerted activities under the NLRA, that covers all workers, unionized or not, include:

a. refusal to work because of unreasonable hazards

b. refusal to work in freezing conditions without protection

c. refusal to work due to conditions that endanger health

d. refusal to work in freezing conditions without protection and refusal to work due to conditions that endanger health

e. refusal to work in freezing conditions without protection and refusal to work due to conditions that endanger health and refusal to work because of unreasonable hazards

2. Before the Norris-La Guardia Act, federal courts:

a. could not interfere in labor-management relations

b. showed no interest in labor-management relations

3. Lockouts are legal as long as:

a. there is no evidence of bad intent

b. there is evidence of non-violent attempts to break a union

c. there is physical force involved

d. there is not any physical force involved

4. If an employer uses a decision rule that causes discrimination in some aspect of employment based on protected class status, but the discrimination was unintentional, the discrimination is called:

a. disparate treatment, but is legal so long as not intentional

b. disparate treatment, which is illegal

c. disparate impact, but is legal so long as not intentional

d. disparate impact, which is illegal

e. differential impact, but is legal so long as not intentional

c. could issue injunctions to stop labor strikes

d. refused to interfere in labor-management disputes due to the Interstate Commerce Clause