Three types of chronic obstructive pulmonary diseases (COPD) that cause major restrictions to breathing are __________________, __________________, and _______________

The Physicians Group has sought judicial review in federal district court of an agency decision denying reimbursement under Medicare based on an interpretation of the law. What is the second step in the court's application of the Chevron standard?

A) Are there common law precedents on this issue? B) What does the legislative history say about Congress's intent? C) Was the agency's decision based on a permissible construction of the statute? D) Has Congress spoken directly to the precise question in issue?

Firefighters spend on average ____ of their time at the scene of a fire.

A. 10% B. 20% C. 30% D. 40%