Consider the following pairs:
Type of settlement pattern - Associated Region
1. Linear settlement pattern - Houses are arranged along either side of a road, railway line, river or canal.
2. Dispersed settlement pattern - The buildings are spread out and are often found in upland areas.
3. Circular and Semi-Circular Pattern - The fishermen and salt producers develop their settlements along the sea coasts and salt lakes.
Which of the above is/are correctly paired?