Which of the following cases would the supreme court most likely hear?
a. a criminal case in which a politician who was convicted of money laundering in a district court appeals to the supreme court for consideration
b. an international case in which a french author plagiarized an american author, making a large fortune from book sales in france
c. a civil suit between a divorced couple in which each is attempting to claim custody of their two children
d. a federal case involving national security and the constitutional powers of the president during times of emergency