Immigration already has your information as a TPS status holder. I am not sure what the question ?

Should I apply GC for my Wife or Not ?

Your wife's presence or lack thereof should not impacy your naturalization. Your case will be adjudicated on its merits. I would consult with an...

Should I expect denial or approval? What are my chances?

Hello this forum.is not privy to all the facts and without review of your entire file cannot give you any specific guidance on denial or approval....

How long and will be approved?

Please consult an experienced immigration attorney. You can do a search on avvo.

Can I leave the country with pending H4 ext?My current H4 is valid till may 2016.Will h4 ext b rejectd if appld frm home country

I would refer these questions to you husband's employers immigration attorney.

Can I leave US for 2-3 weeks during change of status processing.

Please talk to your company's immigration attorney. They are the attorney of record.

Will I be able to stay & work in US when the decision on my spouse's L1A is being made; given my EAD would expire on May 1st.

I would talk to your company's immigration attorney.

My husband is sponsoring me for a green card. How soon can I sponsor my 19 year old son for a green card?

It will depend on when you married and on your sons current marital status. I would consult with an Immigration attorney.

My option of her getting in here sooner? What else can I do?

If you naturalize, it could hasten the process.

If you request a change of interview date for the green card and its denied, will the whole case be denied on this basis?

The case will adjudicated on its merits but there could be significant delays. If at all possible, one is recommended to attend the interview the...