I find all of the answers pretty neutral (that is, giving only facts, no judgements) except on sentence 3: this is because of the word "sharply".
It seems that the author of this sentence makes a judgement about the split: that they're very split, that their argument was very intense. It seems like a judgement to me more than the other sentences.
The best and most correct answer among the choices provided by the question is the first choice. Steffen wants to stop using fossil fuels because t<span>here are large quantities of renewable fuels available today. </span><span>I hope my answer has come to your help. God bless and have a nice day ahead!</span>