President Jackson is said to have responded to the supreme court’s ruling Worcester vs. Georgia with the words “[chief justice] John Marshall had made his decision now let him enforce it!” Which of the following best explains the meaning of this statement?

This statement means that President Jackson was challenging the authority of the Supreme Court and its ruling in the case of Worcester vs. Georgia. He was implying that the Supreme Court had no power to enforce its own ruling, and that it was up to him to decide whether or not to follow it.