In some species of Cricket, the number of chirps per minute used by the male for attracting females rise and fall in accordance with the surrounding temperature, and they can infact serve as an approximate thermometer
1. Same
2. for attracting females rises and falls in accordance with the surrounding temperature, which can infact serve
3. in attracting females rise and fall in accordance with the surrounding temperature, infact possibly serving
4. to attract females rises and falls in accordance with the surrounding temperature, and it can infact serve
5. to attract females rises and falls in accordance with the surrounding temperature, infact possibly serving
The ans is between D and E.
Please explain why.. :evil: [/url]