The above answer is correct. The rule that you need to maintain 50% physical presence in the US within the last five (or three) years lasts until...

Hi Mark, you can apply for naturalization if you are eligible now even if your I-751 hasn't been adjudicated yet. It will speed up your...

Step-by-step procedures?

There is no waiting period after your marriage. You can file the AOS along with your I-765 application at the same time.

To be expired I94 (Feb 12,2019) with RFE on H1 extension, is my case deemed as out of status?

Your application for extension of status was filed timely. You will not be out of status even if your current I-94 expires in February.

Will i have any problems submitting my adjustment of status application if i stop going to school on a f-1 visa?

I agree with the attorneys above. Your Adjustment of Status based on your marriage to a US citizen should proceed.

My mom entered the usa in 1996 had me in queens new york in 2000 she then left with me that same then in 2001 my dad stole me

I agree. An immigration lawyer can analyze your and your mother case and see if she can join you here.

O-1 VISA/RFE/MARRIAGE (complex and rare question)

From your question, it appears that this can be handled with success but I would advise you to have an attorney represent you. Specifically, to...

It is difficult to know what exactly this notice means. It may mean that you will be called for a second interview, it may also mean that they are...

Will it create any problem if go away from USA for 5 months after staying in USA for 5 days?

Any single stay outside the US for more than six (6) most may interrupt the "continuity" of your US residency for naturalization purposes.

Is it okay if I am filing the form I-864 with Federal Tax return of 2017, since I haven't gotten my Tax Return for 2018 yet?

Yes, it is ok. You need to submit three "most recent" tax returns. If you are filing about now, the tax deadline is not until April 15. If you plan...