Liberia
The Legislature is composed of the Senate and the House of Representatives. The House, led by a speaker, has 73 members apportioned among the 15 counties on the basis of the national census, with each county receiving a minimum of two members. Each House member represents an electoral district within a county as drawn by the National Elections Commission and is elected by a plurality of the popular vote of their district into a six-year term. The Senate is made up of two senators from each county for a total of 30 senators. Senators serve nine-year terms and are elected at-large by a plurality of the popular vote. The vice president serves as the President of the Senate, with a President pro tempore serving in their absence.
What are the 73 members of the house are appropriated among? 
the 15 counties on the basis of the national census
The House, led by a speaker, has 73 members apportioned among the 15 counties on the basis of the national census, with each county receiving a minimum of two members.
the house