题目内容：
Which aspect of vocabulary is trained in the following?The teacher asks the students to read the following passage to tell the writer's attitude towards the woman he is interviewing．
Tall, tanned and debonair, Hazel Henderson is an unlikely revolutionary． She greets me with a warm smile and orders a port of tea, unlike the well-heeled matrons staying at this comfortable hotel． A．Register．
B．Connotation．
C．Collocation．
D．Constitution．
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答案解析：