What changes did city planners make when designing suburbs? A. City planners built homes closer together, using multipurpose zoning to have homes and shops side by side. B. City planners made sky scrapers multipurpose spaces for living, working, and shopping. C. City planners constructed buildings and planned streets around walking and creating a pedestrian-friendly environment. D. City planners created buildings and planned streets around cars instead of walking. Please select the best answer from the choices provided.