Task: Question Answering
Input (English): Process:  -The bat sends out sound waves from their mouth or nose -The sound waves hit an object -Echoes are produced -The echo returns to the bat&#x27;s ears -The bat hears the echo -The bat can figure out where the object is located.
 Question: What is the effect of if more bats are asleep on more echo will be produced.?
Output (English): against