human resources! please help me answer a couple questions, please only attemp if you can answer all 5! will rate :)

In what way does the cost leadership strategy provide competitive advantage? O A. By eliminating mergers and acquisitions O B. By creating a steady revenue stream O C. Through increased creativity OD. By generating increased profits E. Through lower costs When a team works on budgeting, scheduling, and evaluating peers, they are using A. technical skills B. interpersonal skills c. micromanagement D. training initiatives E. administrative skills In addition to realizing the limitations of a firm's HR and legal departments, why is it important to comply with HR law? O A. To determine which laws are most important in terms of compliance OB. To ald in the writing and implementation of good HR policies OC. To minimize a firm's potential liability OD. To monitor the firm's HR decisions O E. To aid in accurate record keeping What is the purpose of the Immigration Act of 1990? O A. To reduce the inflow of illegal immigrants to the United States. OB. To prohibit employment decisions based on race, color, religion, sex, and national origin. O C. To make it easier for skilled immigrants to enter the United States. OD. To provide some protections for employers and limited union power. O E. To protect the rights of people who take short leaves from a private sector employer to perform military service. African Americans make up 13 percent of the U.S. population and of the workforce. O A. 30% OB. 12% O c. 5% OD. 2% E. 20%