The Following Questions Refer to the graph below. 
-The socially optimal years of education is
Definitions:
Imidazole Ring
A heterocyclic compound containing a ring made of three carbon atoms and two nitrogen atoms, found in many biologically important molecules.
Side Chain
A group of atoms attached to the main part of a molecule and having a composition and structure independent of the molecule's primary structure.
Amino Acid
Organic compounds containing an amine (-NH2) and a carboxyl (-COOH) functional group, along with a side chain; they are the building blocks of proteins.
Complete Proteins
Proteins that contain all nine essential amino acids necessary for the dietary needs of humans.
Q1: By adding new teams,professional sports leagues guarantee
Q14: If each unit of output is sold
Q19: Corporations<br>A)Are legal entities separate from their owners<br>B)Are
Q22: The market equilibrium level of education is<br>A)0<br>B)Between
Q23: The net social benefit of hiring one
Q33: Profit maximization as an objective of a
Q53: As the wage increases,the quantity of labor
Q53: According to the Census Bureau,someone with a
Q58: Medicare,Medicaid,and Food Stamps are examples of programs
Q82: Increased school funding increases student achievement.