To avoid violating antidiscrimination laws at the hiring stage, the employer should: Question 13 options: 1) Avoid application forms and screening techniques that have an unfair impact on any group of applicants. 2) Advertise job openings in a variety of places so they come to the attention of a pool of applicants 3) Determine which skills, education, and other attributes are truly necessary to perform the job so that the employer doesn't impose job requirements that unnecessarily exclude capable applicants 4) All of the above