下面每组句子中画线字的意思相同的，请找出来画上“√”。  

1．静寂的草原热闹起来。(    )

     也不知道是谁的手，总是热乎乎地握着。(    )

     谁都有礼貌，谁都又那么亲热。(    )

     鄂温克姑娘端上温热的奶茶。(    )

2．望着这座群雕，仿佛看到了当年丝绸之路上商旅不绝的景象。(    )

     早市上的叫卖声不绝于耳。(    )

     美丽的草原真是一幅绝妙的风景画。(    )

     安息国魔术师还表演了绝技。(    )

Why does the author mention the Eastern Corridor and the California coast in Paragraph 4

A．As examples of megapolises.

B．Because 75 percent of the population lives there.

C．To conclude the passage.

D．The Bureau of the Census is located there.