单选题 According to psychoanalysis, a persons' attention is attracted______by the intensity of different signals ______ by their context, significance, and information content.
A. not less than, as B. as, just as C. so much, as D. not so much, as

【正确答案】 C

【答案解析】[解析] 句子大意为：根据心理分析，不同信号的强度和语境、重要性与信息内容等要素对一个人的注意力影响程度是一样的。在给出的选项中：so much…as符合句意。所以，正确答案是C。