Yes to both questions. Tell them about the divorce and yes you are permitted to naturalize.

When calculating three years prior filing N-400

The period for caculating is either the 3 or 5 year period preceding filing

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I-130 Date of Birth Error

Is should be detected. You can correct at the interview either at adjustment or consulate

I CAME WITH MY EB-1 VISA WITH MY WIFE AND DAUGHTER. WE MARRIED IN OTHER COUNTRY. WE WANT TO DIVORCE.

Divorce and remarriage are permitted.

IS I-864 A JOINT SPONSOR HOUSEHOLD MEMBER FORM REVIEWED BY NVC ?

It is reviewed by the consulate not the NVC.

Employer (manager) is giving too much work that is not feasible to complete in the given schedule.

If you believe you are being harassed contact an employment labor lawyer or if it is discriminatory speak with an EEO attorney. Not an immigration...

I751 was filed jointly on November 2013 as seperated and living seperate. Case is transferred to tampa field office on 8/15/14.

Get an infopass and apply for extension. Better to extend than to be without.

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I received my N-400 interview letter today scheduled on October with long documents checklist for each case

The list is not specific to you. The form is the electronic tax filings.

N-400 interview for a spouse of a US citizen

The statutory period is 3 or 5 years immediately preceding the filing date.

The US does not recognize dual citizenship. The US considers you a citizen of the US for all purposes. However, the US does not prohibit a 2nd...