The article states about the benefit of plugging in the battery to power up.
<u>Explanation:</u>
"Car Tunes" deciphers this reality diversely on the grounds that, when the Lean Green Echo-Machines run on green waste, it takes the idea and utilization it to express that it would be considerably more advantageous for nature.
The article talks about using and depending more on green and Eco friendly machines to use for running the vehicles and not to use the other fossil fuels like petrol much because they might be harmful for the environment. On the other hand green machines are comparatively better.
Answer: alternative D, since the word "secret" expresses that the child knows she isn't supposed to show the way she' been acting, probably because she knows it's unacceptable. This way, we can see she's lost the innocence from being a child.
