He wrote the letter because the letter warned him that a single nuclear bomb would make a mass destruction. ... It was the fact that the Nazis had the ability to develop the atomic bomb. It could destroy the whole world. So he warned Franklin D Roosevelt in his letter
Uhhh need more info for an answer
Answer:
the correct answer must be the tail.According to this question it might be the fins I guess
The effect is that they had to rebuild all the things to make a town again.