Physics The normal ear is the most sensitive in the frequency range___________________? Options:A. 20000 to 30000 hertzB. 10 to 20 hertzC. 2000 to 4000 hertzD. 6000 to 8000 hertzView AnswerC. 2000 to 4000 hertz Continue Reading Previous: Which bacterium is used in the production of insulin by genetic engineering?Next: Which of the following is not conservative force_________________?