Final answer:
The constitutionality of a statute mandating death as a penalty depends on specific details and circumstances. The Supreme Court has upheld certain death penalty statutes that meet specific criteria.
Step-by-step explanation:
In the United States, the question of whether a statute is constitutional when it mandates a death sentence would depend on the specific details of the statute and the circumstances surrounding its application .It is important to note that the Supreme Court has made several rulings on the death penalty, and the constitutionality of such statutes has been the subject of significant debate and legal analysis. For example, in cases like Gregg v. Georgia, Jurek v. Texas, and Proffitt v. Florida, the Supreme Court upheld the constitutionality of certain death penalty statutes that met specific criteria, such as narrowing the class of defendants eligible for the death penalty and requiring the consideration of aggravating and mitigating factors.