There is no question on the N-400 about whether the police ever called you in for questioning. As such, there is no place to put that information.

You should be allowed to board the airline. There is no way to know if it will be safe for you to travel and it is certainly possible ICE could...

They are taking three to six months in Chicago and Milwaukee. I would guess it is pretty similar in Atlanta.

If they post bond and are released, then they may be allowed into the U.S. Each case has it's own facts.

There is no need to wait for the H4 extension of status to be approved before you file for a change of status to F1.

It would not make the parent a "public charge" subject to removal from the U.S., so no, it would not have any significant impact.

If you could fix them and make them consistent it would be better. Yes, it definitely could cause a delay and it is doubtful your affidavit will...

Some people have successfully argued that having a pending, timely filed asylum application is an exceptional circumstances, or a circumstance...

It is very possible that USCIS sent your application to a different office. You should follow up with both offices.

Generally traffic violations do not create any grounds for inadmissibility. As such it should not cause any revocation of your visa.