Which of the following best describes the research problem?

O Obesity has more than doubled in children and tripled in adolescents in the past 30 years.
O There is limited data discussing the use of video during an office visit as a tool to educate pregnant women about risk factors for childhood obesity.
O Measures to prevent childhood obesity should ideally begin before a woman becomes pregnant, but certainly during pregnancy.
O Providing education during prenatal clinical visits is critically important to increase the likelihood of delivering a healthy baby.