配偶签续签疑问 (basis of their settlement?)

大家好, 我在帮我老婆办理配偶签续签, 现在有个问题是:

What type of visa or leave did your partner use as the basis of their settlement?

这是该填写我永居前的签证类型 (PSW)? 还是别的什么?

请问有哪位大神能帮忙确认这个问题如何回答么? 感激不尽!

就是用什么签证获得的永居。你的理解是对的。