C! c is giving the engine human attributes
I believe the answer is C. But I'm not 100% sure.
Answer:
It sounds like it is informal.
Explanation:
Informal is usually the way you normally talk or say things to maybe a friend or someone you're close with. In formal tone it might have been less loose.
In formal it may have been," Hello John. Did you recieve my message?"
I hope this helps :)
The correct answer would be : They are more likely to be reliable sources of information.
I hope that this helps you !