<prompt> Translate the following text to EnglishKwa mfano, katika utafiti wa msingi wa wanawake 40 wenye mapato ya chini, Belle na wenzake waliishi kwa miezi mingi miongoni mwao kama watazamaji, waaminifu, na marafiki, wakisikiliza kile walichosema na kuchunguza kile walichofanya.  <response>: For example, in a basic research study of 40 low-income women, Belle and her colleagues lived for many months among them as observers, confidantes, and friends, listening to what they said and noting what they did. 