What are some ways you can vary your tone of voice to you communicate effectively with others?

Uzette has a history of seizures. the doctor has given her medication, which has allowed her to be seizure-free for many years. from which disorder does suzette most likely suffer?

Ab+cd-> ad+bc is what kind of reaction

What should be changed to make the following sentence true? "the stress model suggests that people with a predisposition for a disorder are more likely to develop the disorder when faced with stress."