How is the senates refusal to ratify the treaty of versailles an example of checks and balances

Answer:

The senate refusal to ratify the treaty of Versailles is an exemplary of checks and balances as Congress can refuse to ratify any treaty that would be passed by the government.

Explanation:

i would say the executive branch is because the executive branch is in charge of enforcing the laws and judicial branch is in charge of enforcing but the executive branch is most responsible for it all so i would have to say the executive branch.

1 wagon is the right answer