TS/SCI Spousal Interview

Spouse is called for an interview. He is a naturalized citizen with a few relatives abroad that are listed as foreign contacts. What kinds of questions should he expect?

Will there be extra paperwork needed here?

He doesn’t need to prep or do paperwork. Just answer the questions honestly.

Why do you feel you need to prep anyone? As long as there’s no red flags and he answers honestly, there should be no issues.