A. do the intentions of the constitution's framers still matter in considering issues like gun control? when they're ambiguous, how would you attempt to deduce what those intentions were?

Yes, they still matter since they were they foundation for the modern amended gun laws.

Explanation:

The intention of the constitutional farmers was to provide the long awaited liberty with some reasonable control. They knew the danger of letting citizens have full liberty, this would later degenerate into violence and unaccounted for actions. Therefore, they had an intention to regulate this before it was too late, through regulating arms (guns)