Which of the following actions can congress take if the supreme court finds a federal law unconstitutional?
a) appeal the court’s decision to the district of columbia’s court of appealsb) try to amend the constitutionc) formally request the president to veto the court’s decisiond) remove certain members of the court and replace them with new members

B). Try to amend the constitution.

Explanation:

As per the question, if there arises a case in which the Supreme Court detects a federal law to be unconstitutional, the most appropriate and effective action for the Supreme Court would be to 'try to amend the constitution' and reform the law according to the constitution with the approval of at least two-third members of the senate. Amendments are primarily intending to officially reform, add, or modify the existing constitutional provisions to make it better and impactful. Thus, option B is the correct answer.

answer; i believe that the correct answer is ( troxel v. granville);