A whistle you use to call your hunting dog has a frequency of 21 kHz, but your dog is ignoring it. You suspect the whistle may not be working, but you can't hear sounds above 20 kHz. To test it, you ask a friend to blow the whistle, then you hop on your bicycle.

Ou will hear a story in spanish. it’s rather lengthy. as you listen to the story, take notes on scrap paper.listen a second time, and as you listen, make your notes more complete. in english, summarize thestory in a composition of between ten and twenty sentences. print or type the final version of your summaryin the appropriate location on the answer sheet provided at the back of this study unit. do not sendany scrap paper or notes to the school

Que bueno , felicidades , i dont understand if there is a question present tho