The answer is westminster model also known as C
B. Sacrifice isn't necessary to achieve group goals.
They are worth something, diamond is worth the most
Being a social worker means that you are at the intersection of government, social welfare programs and the individuals. Social workers are the only ones who have personal and indepth knowlege of the needs of people and different groups and they are a vital link in any legislative process and program planning and monitoring the quality standards.