Choose the correct topic sentence for this paragraph.
18. The world famous water body described by Sir Walter Lawrence as the "Lake par-excellence”, half a kilometers from the city, is the jewel in the crown of Kashmir eulogized by the poets and abundantly praised by the travellers and tourists.The lake of late has unfortunately, considerably shrunk in size causing concern to environmentalists.The Governments have chalked out an ambitious project to save the lake from extinction.The lake is 6X3 km divided by causeways into four parts,Gagribal,Lokut Dal,Bod Dal and Nagin.Two islands,Sona Lank and Ropa Lank,within the lake add to its beauty. Nagin is the most lovely part of the Dal Lake separted by a causeway.
There are many mosques and shrines in Srinagar.
Srinagar district is situated in the centre of Kashmir Valley.
The Dal lake attracted the attention of many a tourists.
According to a popular legend the Kashmir valley was a vast lake.