Question

1. the commerce/revenue/trade clause of the constitution gives congress the authority to regulate trade among states.
2. list the powers that congress is denied.

Explanation:

The Commerce Clause in the US Constitution gives Congress power over interstate trade. Regarding powers denied to Congress, these are set to maintain a balance of power and protect individual and state rights. Some of the denied powers include the inability to pass ex - post - facto laws (laws that criminalize actions that were legal when done), bills of attainder (legislative acts that punish individuals without a judicial trial), and the power to tax exports. Also, Congress cannot interfere with state governments' internal affairs in certain ways as per the federal - state balance.

Answer:

1. Commerce Clause
2. Some powers denied to Congress are: passing ex - post - facto laws, bills of attainder, taxing exports, and certain interference in state internal affairs.