Answer:
✔️It is clear that bike lanes make streets safer for everyone in the community.
Step-by-step explanation:
The best commentary that supports the writer's arguments is "it is clear that bike lanes make streets safer for everyone in the community".
The writer clearly pointed out the importance and benefits of installing bike lanes. They help to slow cars, reduce drivers in the streets and confine the cyclists to a dedicated and designated lane. Also, such bike lanes will help free the sidewalks for pedestrians thereby making it safer for pedestrians to walk.
So, it is clear that bike lanes make streets safer for everyone in the community.