(1) 句子结构。
本题句子结构：He (主语）claims (谓语）that advertising today tends to portray women in traditional roles such as cooking or taking care of the baby (宾语从句）。
(2)选项词义。
A. depict vt.描绘；描画；描述
B. define vt.规定；使明确；精确地解释；画出.......的线条
C. deliberate vt.权衡；vi熟虑；商讨
D. delegate vt.委派代表；授权给；[法律]债务转移
句子大意为“ 他认为如今广告中呈现的女性角色总是非常传统，比如做饭或照顾孩子”。 题干中的portray意思是“ 描绘，扮演” ,与选项中depict词义最为接近，因此选项A 正确。
[知识拓展]词汇拓展：portray与 depict。
①portray v. represent in a painting, drawing，sculpture，or verbally
e.g. Now, as for the Democrats, they've been able to use this issue quite effectively to portray the president as insensitive.
然而对民主党人来说，他们成功利用了这个问题渲染总统的麻木不仁。
②depict v. show in, or as in, a picture
e.g. The novel depicts French society in the 1930s.
这部小说描述了 20世纪30年代的法国社会。