48. Many child development experts and educators call attention to research that suggests.
- A. life-long consumerism is causing more and more cases of psychological problems.
- B. increasing commercialization of education is eroding many children's self-esteem.
- C. the growing desire for wealth is contributing to a rising rate of depression.
- D. the craving for purchasing material things is nurtured throughout one's life.
答案：A
答案句：Many psychologists, child development experts and educators point to research suggesting that this emerging cradle-to-grave consumerism is contributing to growing rates of low self-esteem, depression and other forms of mental illness.
参考译文：许多心理学家、儿童发展专家和教育工作者指出，研究表明这种新兴的从摇篮到坟墓的消费主义正在导致低自尊、抑郁和其他形式精神疾病的发病率不断上升。
定位线索：题干“Many child development experts and educators call attention to research”→答案句“Many psychologists, child development experts and educators point to research”；文中“cradle-to-grave consumerism”对应选项A“life-long consumerism”；文中“contributing to growing rates of low self-esteem, depression and other forms of mental illness”对应选项A“causing more and more cases of psychological problems”。
解析：题干问许多儿童发展专家和教育工作者关注的研究表明什么。答案句指出，研究显示“cradle-to-grave consumerism”（即终身消费主义）导致低自尊、抑郁等心理问题增加。选项A正确。选项B“教育商业化”文中未提，属于无中生有；选项C“对财富的渴望”偷换概念，文中是消费主义；选项D“购买物质的渴望贯穿一生”是消费主义的表现而非研究结论，答非所问。