The correct answer is C. Even though like and as have similar meanings like is used much more commonly to express the meaning "in the same way". Using a noun or pronoun after like refers to "in a similar way" where as using a noun or pronoun after "as" refers to "in the role of"
For the problem written at the top, there is no answer because there isn't an equation
Answer:
The paragraph starts off with kind of a philosophical hook "What we learn about our friends on a road trip may be very different from what we learn about them in their homes or at school", which is interesting because it is an idea that is bigger than the story. It gives relevant details such as the title of the story, author, main character, and setting, but doesn't give too much away.
This is a hard one and I can see why you decided to post it here. B is most definitely wrong but the other three are all neck and neck. There are both even pros and cons of A and C but I think it would be more reasonable to adopt a general routine. So I think the answer would be C.
1. D - gaining weight does not support a paragraph about losing weight.
2. C - The others do not support wanting a later pick-up time.
3. A - "we have always supported personal freedom" sounds a bit vague.
4. B - Parking lot signage is the only answer that applies to a campus.
5. B - The time you have to edit your essay would be the least likely thing the professor would say out of the choices.