For personal freedom it’d be the automobile otherwise it would be the railroad system.
Well i'm sure he'd be upset about it its his grain
The preposition 'since' always shows a time relationship from the past to the present.
When you say 'since Monday' it means that he didn't have a car available from Monday until now.So, a time relatioship
Answer:
The tour guide, who has become a good friend, is great!
Explanation:
The commas help separate the two ideas in one sentence correctly. A good way to check that this is correct is to remove the words separated by the commas - "who has become a good friend" - and check if the sentence still makes sense. In this case it would be "The tour guide is great!" which makes sense as a sentence. Thus, this version of the sentence is correct.