I think it would be number 4
Answer:
An old man has been hit by that lorry.
Explanation:
Answer: the correct answer is B.-The use of technical language demonstrates the author's solid knowledge of the topic.
Explanation: The article is not written just for engineers since it informs us of a new generation of batteries that can be useful for everyone. The language is not a scientific report because normal people can understand it. Not only NASA scientists can write this kind of articles since it is a down to earth article.
I would have to say she was at the manison(plz exuse my spelling)
