MILAN — What’s startling in fashion these days? Well, for one thing, classic clothes from someone known for cutting-edge style. And that’s exactly what Miuccia Prada delivered in her Prada collection on Monday, turning out sophisticated sweaters, skirts and blouses, sometimes with a Seventies touch. Here, her authoritative lady in a soft silk shirt and ostrich skirt. For more on the season, see pages 6 to 10.