Aquamarine, audition, century,factory, transportation
Answer: The correct verb is lying, and the direct object is skateboard.
Explanation: I'm not sure why it's lying that's just the way English works. But skateboard is the direct subject because it's what this sentenced's main focus is.
The think about Mr. Utterson and Mr. Enfield is that they almost have nothing in common and they came from different background and reputation.
So, what other people think of Mr.Utterson's friendship with Mr. Enfield would be : they do not understand why the men are friends
hope this helps