Though many people support the production of ethanol for use as an alternative fuel, most of them ignore the serious drawbacks of ethanol use clearly states the position of the author and demonstrates awareness of task, purpose and audience.
Answer: Option D
Step-by-step explanation:
Here, the statement from given option D consists of the audience, especially those who think that ethanol is a solution for a greener living. The task is to enlighten them about how to stabilize prices, the costs of energy and food and finally, the purpose is for a greener tomorrow.
The position of the statement is such that by reading the opening statement the writer is able to make a point by summing up the entire content using just a line. So, concluding that with all other given options, the author cannot summarise the whole idea in the content.