The Bill of Rights protects all of these rights except the right to (3 points) say anything you want in public protection from search without a good reason a fair trial gather own evidence for trial

The Bill of rights does not protect gathering own evidence for a trial.

Explanation:

The other two are allowed. They don't allow the last one because a criminal could tamper with the evidence to make them look innocent when they really aren't. Police are a lot less likely to tamper with it.

the constitution gives congress the power to regulate commerce "among" the several states.

here is a link that will you.