What devices did people use to share or broadcast information in electronic age

31. all the following are effective ways of preparing for an interview except practicing in front on a mirror writing down answers to possible questions holding a mock interview with a friend memorizing interview questions and answers

Acheetah ran 75 meters at a speed of 25 meters per second. how long was the cheetah running? 3 seconds 5 seconds 30 seconds 50 seconds

At work claire has a deadline that is rapidly approaching. as she works, she finds that she is doing more work in a shorter amount of time than usual. she thinks mor quickly, and her senses and memory are sharper. what is responsible for claire working more effectively?