In the following question, four words are given in bold. One of these words may be wrongly spelt or inappropriate in the context. Find out the word. If all words are correct then choose Option 5 as the answer.

The uranium bomb detonated over Hiroshima (1) and it rassed and burnt around 70% of all buildings (2) and caused an estimated 140,000 deaths (3), along with increased rates of cancer and chronic disease among the survivors. (4) All correct (5)