Every atom tends to form configuration of noble gas , with the 8 electrons in valence shell.
The chemicals are reactive with one another
The answer is the Car Traveling North... According to me
I think it would be the sun because it’s the one giving energy to most things, and if you haven’t answered it yet you can put the sun because it’s giving energy to the plans and the environment and it’s the the sun was the effect of the whole thing, sorry if I didn’t help