The type of survey system that is based on sets of intersecting lines, which are principal meridians and base lines, is known as?

Rectangular Survey system

Explanation: The Rectangular Survey System also known as the Public Land Survey System. The system came into use due to the expansion of the United States. The Rectangular Survey System is based on a set of intersecting lines, The primary survey line called the baseline which runs from east to west and the principal meridian which runs from north to south. These lines originate from an initial point which ultimately forms a township.

not  

cuba  

russia  

iraq  

el salvador  

explanation:

known as the land of volcanoes, el salvador has visit seismic tremors and volcanic movement. it is the main nation in central america that does not have a coastline on the caribbean sea. about portion of all salvadorans live in the wide open. they are poor and don't have power or running water in their homes. in 1525, pedro de alvarado, a lieutenant of cortés's, vanquished el salvador. el salvador, with alternate nations of central america, pronounced its freedom from spain on sept. 15, 1821, and was a piece of a league of central american states until the point when that association broke up in 1838.