What are the benefits of pedestrian signals (pedestrian push-buttons) at intersections?

• They give people more time to cross than regular traffic lights.
• They help people cross the road safely by signalling traffic to stop.
• They allow pedestrians to use mobile phones while crossing.
• Both A and B
  Explanation:

  "Pedestrian signals provide extra time for people to cross the road safely compared to regular traffic lights. On busy roads, they also ensure vehicles stop, creating a safer environment for pedestrians."