D - They can be used in any style of writing
The book always has more details, although for some people when reading a book its hard to find a vivid picture in their head. So the trailer includes a few key points to the book but the book has all the answers. The trailer has a strong meaning and many viewers love it but I would add some more sensory details.
hoped this helped:D
The answer is D) It gives an example of what is stated in sentence 1.
Sentence two confirms what sentence 1 says, that "Phobias are fears that are exaggerated and completely out of proportion to any real danger that is inherent in a situation.".
If those people went in that elevator, they had a high chance of being safe. But their fears didn't allow them to do that, as they thought of the worst thing happening, even if it didn't happen. Their minds were exaggerating.