题目内容：
请根据下面的短文回答第题： Americans with small families own a small car or a large one． If both parents are working, they usually havetwo cars． When the family is large, one of the cars is sold and they will buy a van(住房汽车)．
A small car can hold( 容纳)four persons and a large car can hold six persons but it is very crowded( 拥挤的)．
A van hold seven persons easily, so a family with three children could ask their grandparents to go on a holiday trav-el． They could all travel together．
Mr． Hagen and his wife had a third child last year． This made them sell a second car and buy a van．
Americans call vans motor homes． A motor home is always used for holidays． When a family is traveling to themountains or to the seaside, they can live in their motor home for a few days or weeks． All the members of a bigfamily can enjoy a happier life when they are traveling together． That is why motor homes have become very popu-lar． In America there are many parks for motor homes．
From the passage, a van is also called______． A．a motor car
B．a motor home
C．a motorbike
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