Assumptions: (1)Employers in This Market Are Willing and Able to Ignore

Assumptions: (1) Employers in this market are willing and able to ignore minimum wage laws; (2) S_d represents the supply of domestic-born (and legal immigrant) workers; (3) Sₜ represents the total supply of workers in this labor market (S_d plus illegal immigrants) ; and (4) unless otherwise stated, illegal immigration is not effectively blocked by the government.The figure suggests that

A) illegal immigrant workers are in this market because these are jobs that domestic-born workers are unwilling to do.
B) employment of domestic-born workers could be increased by 20,000 if illegal immigration were blocked.
C) the presence of illegal immigrants in this labor market reduces wages, making these jobs less attractive to domestic-born workers.
D) firms hiring from this labor market would be forced to shut down if illegal immigration were blocked.