The verb in this sentence is in the passive voice.
Hope that helpful --------------------------------------
Answer:
It’s either B or A
Explanation:
Bridges for bears and tunnels for tortoises have significantly reduced the number of wildlife-car collisions worldwide. Roaring traffic doesn't stop big mammals like moose and bears from crossing highways—nor does it keep myriad smaller creatures from being squished by car tires.
hope dis helps ^-^