Manchester's unplanned urbanisation was brought on by a boom in textile manufacture during the Industrial Revolution, and resulted in it becoming the world's first industrialised city. Manchester achieved city status in 1853.
The history of Manchester encompasses its change from a minor Lancastrian township into the pre-eminent industrial metropolis of the United Kingdom and the world. Manchester began expanding "at an astonishing rate" around the turn of the 19th century as part of a process of unplanned urbanisation brought on .Manchester has been on a provisional list for UNESCO World Heritage .
Manchester's unplanned urbanisation was brought on by a boom in textile manufacture during the Industrial Revolution, and resulted in it becoming the world's first industrialised city. Manchester achieved city status in 1853.
Synthesis can be described as a process in which different elements, parts or components are combined together with the aim of forming one connected single whole.
Therefore, the correction option that appropriately best fit the description in the question is b.) Synthesis.