What are the best places to go in hamburg germany? ?

The answer would be (c), mass extinctions

The sun's parallax would be 180 degrees, greater than which you can't get.  so a. would be your anwser 

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.