You never know what USCIS is thinking, your husband might just sit in the waiting room, or he might be called in for an interview. Definitely take him.
You need to look at the Document Reciprocity page and make sure your document has the proper requirements. translation do not need to be apostilled. I do recommend you use an official translator.
https://travel.state.gov/content/travel/en/us-visas/Visa-Reciprocity-and-Civil-Documents-by-Country/Venezuela.html
We also had K-1 Visa, and were required to submit the I-751.
If you have a 2 year green card you will need to submit the I-751. You will not be able to naturalize until the 751 is approved.