单选题 From the passage, you can tell that people prefer glass fibre cables to copper cables because ______.
A. glass fibres are less expensive B. glass fibres deliver message directly
C. glass fibres are more up to date D. glass fibre are easier to make

【正确答案】 A

【答案解析】判断题。本题问人们较之铜线电缆更喜欢玻璃纤维电缆是因为什么。根据文章第二段中“Second， they cost less.”可知A项正确。