Darby is the head of human resources for a manufacturing company. They are contacted by a sales representative from a company that designs and sells personality tests. The representative tells Darby they can use the test for free and suggests that they use it to make hiring decisions. Before implementing a measure into the hiring process, it is most important that Darby know Group of answer choices whether the test has good reliability and validity. how much the measure actually costs. whether it is a self-report or projective test. how many people have taken the test before