Dave, a graduate student, has difficulty talking to groups. unfortunately, he has chosen a career in which he must speak to large groups of people. the night before a presentation he tosses and turns, and the resulting lack of sleep makes the situation worse. when he makes a presentation, he often becomes confused and stumbles over his words. as a result, he feels worthless and miserable. which two criteria of abnormal behavior are most useful in analyzing this case? (1 point)

Two types of survey questions are open questions and closed questions. an open question allows for any kind of response; a closed question allows for only a fixed response. an open question and a closed question with its possible choices are given below. list the advantages and disadvantages of each question. open question: what can be done to get students to eat healthier foods? closed question: how would you get students to eat healthier foods? 1. mandatory nutrition course 2. offer only healthy foods in the cafeteria and remove unhealthy foods 3. offer more healthy foods in the cafeteria and raise the prices on unhealthy foods what are the advantages of an open question?