Use the service of your choice (RIA, CCH, LexisNexis, or Westlaw) to answer the following questions.

a. Locate Complete Auto Transit, Inc. v. Brady. What is the type of tax that was being examined in the case? Provide two parallel citations for the case and the name of the justice delivering the opinion.

b. Locate Quill Corp. v. North Dakota. What was the disposition of the case by the Supreme Court? Provide two parallel citations for the case and the name of the justice delivering the opinion. Name any judges that filed dissenting opinions.

c. Locate Wisconsin Department of Revenue v. Wrigley. What tax years are reviewed by the case? Provide two parallel citations for the case. Who were the attorneys for the respondent and petitioner? Were there any dissenting opinions?

d. Locate Commonwealth Edition Co. v. Montana. What is the type of tax that was being questioned in the case? Provide two parallel citations for the case.

What two Federal clauses were addressed in the case?