Six year-old Winston is asked to tell a little about himself and responds with talking about his pets, his big screen TV, and his Jurassic park blanket. According to Winston this is his

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

The benefits of cardiovascular exercise include a improved hearing b reduced depression c reduced appetite d decreased stamina

Which of the following statements about the societal costs of tobacco use is true? a. tobacco use affects the tax rate of only those individuals who smoke. b. the negative effects of tobacco use are only experienced by the smoker. c. tobacco users contribute to an overall loss of productivity. d. increased healthcare costs are mainly absorbed by tobacco users