Can you tell me why convex mirror is used in street lights instead of cancave mirror according to ans given below :

Question

https://www.sarthaks.com/251609/why-we-use-concave-mirror-in-headlights-of-vehicles-and-in-torches

Answer 1

To illuminate wider area convex mirror is used as reflector behind the source of light used to illuminate a street.

The diverging beam of light emanating from a source of light after reflection on a convex mirror spreads more than that caused by plane or concave reflector.