In the late 1800s, american cities suffered from serious environmental pollution due to which of these causes?
a. clear cutting of forests in suburban parks
b. improper disposal of used car batteries
c. inadequate city sewer systems
d. smokestack emissions from hydroelectric power plants

If any state tribunal decides a federal question and the litigant has no further remedy within the state court system, from which of the following remedies could the litigant possibly benefit? a.a hearing by a us district courtb.a hearing by a federal court of appealsc.a hearing by the us supreme courtd.a congressional vote b, the correct one!