Will immigration ask my spouse this?

CIS will ask you about it, so unless you want your spouse to find out from the officer during the interview, you may want to tell her.

Can I optain my citizenship thru my father?

You are probably a US citizen already. Meet with an attorney to confirm this. Be prepared to present all of the records to substantiate what you...

Am I eligible for citizenship

If you were a permanent resident AND your mother became a US citizen BEFORE your 18th birthday, you would be a US citizen by operation of law.

Can I marry an undocumented?

You can marry so long as you are both free to marry (not married to someone else) and are of legal age to marry. You should consult with an...

It happens fairly often.

Correct. A grandchild cannot file for a grandparent. An adult child can file for a parent, a parent can file for a child of any age, a sibling...

I withdrew from N400 based on 3yr marital relationship during the interview . Would that disposal affect the 5yr stay app?

The mere fact of withdrawal would not have an effect. If, however, the officer thinks the withdrawal was due to being unable to complete an...

Do i need to file a i-130 when i file the adjustment of status i-485 for my wife that is already in the US now? I'm a Citizen.

It depends on the type of visa she used to enter and whether she was your wife or fiancée at the time she entered. If you filed an I130 and...

If a Canadian in the US on a student visa was booked by police for possession of marijuana, what would happen to her ?

I agree with my colleague

Do I HAVE to work after receiving my EAD, or can I wait until my I-140 is approved?

You do not have to work. You have permission to work with the EAD if you choose.