1. All federal __________________________, except those in U.S. territories, are appointed for life by the president and must be approved by the Senate.
   
   

Acircuits

Bjudges

Cdistricts

Dmagistrates

1. Which of the following pays for most of the interstate highway system today?
   
   

Alocal governments

Bthe federal government

Cstate governments

Dprivate businesses