<{p}>What is the key factor mentioned to explain the new findings?<{br/}><{/p}>
发布于 2021-04-17 20:55:58
【单选题】 A <{p}>Distance travelled by cars.<{br/}><{/p}> B <{p}>Spending habits.<{br/}><{/p}> C <{p}>Size of families.<{br/}><{/p}> D <{p}>Attitude towards energy saving.<{br/}><{/p}>
