answer is D)too
A is a noun. B is a verb. I dont know what C is technically but its not an adverb
No because everybody is different and special in their own way
Explanation:
An answer for this is:
"The world is very very big!
There are so much mysteries!
There is so much fun as dangerous things! More and more things you learn about world and its complexities, more and more things you understand that you don't know about them! But... You will never understand it completely!
I'm sure the context of the story of the question would help.
A self-driving car could be considered too polite because it does everything for you. It drives and it watches for obstacles. It keeps you out of harm's way.