Help with Question 16- not sure of the answer

Which of these was not a direct result of the invention and subsequent use of eli whitney's cotton gin in 1793?

Find the perimeter of a triangle with sides 6.1 m, 8.079 m, 8.66 m. round your answer appropriately.

Amedical coder in a cardiologist's office is preparing a report about clinical services provided to a patient. the report will be sent to the patient's insurance company. the services included an ekg to record the heart beat and an echocardiogram to take pictures of the heart. for every service, the coder will record a(n) procedure code. definition code. who code. icd-o-3 code.