A taxpayer lives in Michigan. In a controversy with the IRS, the taxpayer loses at the trial

Question:

A taxpayer lives in Michigan. In a controversy with the IRS, the taxpayer loses at the trial court level. Describe the appeal procedure under the following different assumptions:
a. The trial court was the Small Cases Division of the U.S. Tax Court.
b. The trial court was the U.S. Tax Court.
c. The trial court was a U.S. District Court.
d. The trial court was the U.S. Court of Federal Claims.