In the split labor market theory, the group that gains the most from discriminatory institutions is:

dominant group workers

Explanation:

From spilt labour market theory workers like natives, or part of unions in market enjoy full rights  and demand higher wages and sometimes using their political power they exclude low paid workers from market.

answerall of the above;

answer: b. false

the staff is a set of five horizontal lines and four spaces which represent a different musical pitch. the lines and the spaces are numbered from bottom to top, the bottom line is the first line and the fifth line is the line on the top. the notes on the top of the staff (fifth line) have a higher pitch than a note at the bottom of the staff.