Criminal trials for charges of murder and other serious crimes would be conducted in

Criminal trials for charges of murder and other serious crimes would be conducted in the State court system unless the charges involved multiple states, non-citizen immigrants, or a foreign ambassador

Explanation:

This crime would come under the State court system and the state court is responsible for its initial proceeding.

Article III section 1 of the U.S constitution deals with the authority of congress to create Supreme Court and also the power to create lower and federal courts.

The federal and state courts are designed to deal with the cases on state and local area ground. Every state has federal and state to that the some cases which are related to the specific state can be solve on local ground.

i only have part a but here is the first one: - lewis and clark are born

- lewis marries sacajawea and clark is jealous  

- clark drowns lewis and then goes to jail

its b. they were outraged that former confederates were able to join congress.