Final answer:
In Dred Scott v. Sandford, Scott was denied the legal right to sue for his freedom because he was not considered a citizen according to the Constitution.
Step-by-step explanation:
In Dred Scott v. Sandford, Scott had no legal right to sue for his freedom because according to the Supreme Court, he was not a citizen according to the Constitution. The Court ruled that enslaved individuals, like Scott, were considered property and not citizens, therefore they did not have the legal standing to sue in federal courts.
Learn more about Dred Scott v. Sandford