1. No - it's '2. Of or characteristic of people from the provinces; not fashionable or sophisticated. It implies they live in the country versus a city, and are mainly interested in local goings on as opposed to the sophisticated life and cultural pursuits of city dwellers.
3. We all look better in subdued lighting than full lighting, which shows up every blemish, freckle and spot on the face! Hence, 'shadows' = soft light is flattering to our appearance.
4. From what I can gather with little else in the way of context, Pamela is imitating (=mirroring, reflecting like a mirror) some other person who presumably is Italian, (or adopts on an Italian accent, or uses a lot of Italian words to give the impression they are sophisticated.)
Student or Learner