a. The legislature can override Supreme Court decisions, but the executive branch cannot.
Explanation:
Judicial review in combination with the nature of Supreme Court tenure tends to lead to controversy, primarily about the Court’s legitimacy because while the legislature can override Supreme Court decisions, the executive branch cannot.
This brings about controversy because the legislature can bring bills that counteract and override Supreme Court decisions.
Article 1, Section 2 of the United States Constitution: The House of Representatives shall be composed of Members chosen every second Year by the People of the several States, and the Electors in each State shall have the Qualifications requisite for Electors of the most numerous Branch of the State Legislature.