Which class of american society attributes membership to birth rather than to merit?

upper class

middle class

working class

working poor

150 e e e e e e e e e e e

Fist of all, you need to learn about cad and architecture or basic engineering or architecture drawing in order to prorperly use and utilize cad programs.it's as abbreviated computer-aided-drafting. it will the user acquire skills faster since it's aided by technology