The answer is 3, nervousness. It is quite easy to figure out if you have experienced those feelings yourself, and Lara could be seen as "shy" from a third-person perspective based on her quiet voice and inability to look the teacher in the eye.
Answer:
because they need to be responsble to do thing and not being silly
Because he thought it would be a good idea
Answer:
Tim had a skateboard made for him
Once a month my car is washed by someone
The students are told by the teacher to clean the blackboard
Our car was serviced by a mechanic at the garage
All of Alan's clothes are washed by his mom