This woman knew my work, and I think that I was still living with my first wife (Beth) at the time. I did two styles and let her choose.
One was a traditional studio shot - she wore a plain turtle neck sweater and a plaid skirt that went down to her ankles. I sat her on a seamless gray backdrop, arranged the skirt around her, and photographer her from a high angle.
The second was a Denny Harrod faux-nude, which was to remind Mom that
she was a Big Girl now, and she could pose for it if she wanted to, or