6.8 points Save Answer QUESTION 37 Two important disadvantages of secondary data are that they may be difficult to acquire and not up to date. out of date and not specific enough for the project. unavailable in time and potentially biased. biased and misaligned with the study's purpose. costly and time-consuming. 6.8 points Save Answer QUESTION 38 According to Dr. Daniels, which type of personal selling close offers a free trial? Now or never close Puppy dog close Pivot close Direct close Alternative close