If a speaker practices presenting his speech several times to different friends and family members, which techniques for managing anxiety is he using?
Be prepared.
Get experience.
Use muscle-relaxation techniques.
Think positively
Focus on communicating with the audience.

Which statement best illustrates that problem solving can create new medical devices? robert hooke was in charge of verifying the information that was sent to the royal academy. william harvey did experiments with apes to learn about the circulatory system. the stethoscope was invented because the physician did not want to put his head on women's chests to listen to their heart and lungs. anton van leeuwenhoek was a very curious man and looked at just about everything under this microscope.