GWD-4-18

看了此题的讨论, 好象没有很明确的答复, 提出再问.

http://forum.chasedream.com/dispbbs.asp?boardID=23&ID=59617&page=1

http://forum.chasedream.com/dispbbs.asp?boardID=23&ID=72874&page=3

请问：Yellow jackets number among the 900 or so species of the world’s social wasps,这里number是什么意思？ 全句怎么翻译?

Q18:

Yellow jackets number among the 900 or so species of the world’s social wasps, wasps living in a highly cooperative and organized society where they consist almost entirely of females—the queen and her sterile female workers.

1. wasps living in a highly cooperative and organized society where they consist almost entirely of
   
2. wasps that live in a highly cooperative and organized society consisting almost entirely of
   
3. which means they live in a highly cooperative and organized society, almost all
   
4. which means that their society is highly cooperative, organized, and it is almost entirely
   
5. living in a society that is highly cooperative, organized, and it consists of almost all

number  verb.

number among something/be numbered among something

[formal] to be included as one of a particular group:

He was a successful corporate lawyer who numbered among his clients J.P. Morgan and Standard Oil.