D all the other ones are just different variations of the same thing<span />
After Gregor's transformation, the family begins to save money and create opportunities for themselves. Everybody gets a job that will likely lead to better opportunities in the future, they move in a smaller apartment, which will save more money, and become a truly happy family, without Gregor.
The rainbow at the end of "The Fish" is the most likely a symbol of A RAINBOW TROUT.
I'm not a 100% sure, but I hope this helps. (^_^)
Well, he was born in Ulm Germany on March 14, 1879, his research became famous in 1905 because of his laws of Physics, he died April 18, 1955, at the age of 76. He left Germany when Hitler became Dictator 1933. HE is the reason for the Manhatten project, he wanted to use nuclear fission as a weapon which highlighted the danger of nuclear weapons he became and American citizen in 1940. He had written more than 300 research papers along with 150 non-scientific works.