- Task Achievement
- Band 6.0
- Coherence and Cohesion
- Band 6.0
- Lexical Resource
- Band 6.0
- Grammatical Range and Accuracy
- Band 6.0
The given line graph shows the main sources through which renewable energy is produced in the USA and also tells about its total consumption from 1949 to 2008. Water and timbers have been the main means of producing energy.