Research on differences in male and female brain activity has found that when doing language tasks, women's brains tend to be more active in the right hemisphere than men. men use the right side of the brain for emotional expression, whereas women use both sides. men use the left side of the brain for visual/spatial expression, whereas women use both sides. all of the above none of the above

Which of the following initial observations would more directly lead to this research study? a) ginko biloba is cost effective and also possesses heart-protective, antioxidant, anti-inflammatory properties. b) metformin is an effective treatment of patients with t2d, but shows side effects that complicate the disease state. c) over the past several years, the cost of treating t2d within the united states has increased dramatically. d) many plants contain molecules that improve the health and quality of life of patients with a variety of diseases like t2d. e) t2d affects millions of individuals in the usa and worldwide many of who could benefit from improved therapies.