Respuesta :
they use sound waves...kinda like a radar,when the sound waves hit an object it bounces back to the bat
This leaf-nosed bat uses sound waves and echoes--a technique called echolocation--to capture prey, such as crickets. Bats are a fascinating group of animals. They are one of the few mammals that can use sound to navigate--a trick called echolocation. hope this helps :3
for connexus the answer is : B