27. What does the author say about the positive effect of Peterson＇s course?

48. What does the author say is one disadvantage of online classes?

47. What does the author think of online course assignments?

46. What does the author say about students enrolled in online classes?

55. Why couldn＇t technology replace a good teacher?

54. What does the author say teachers are expected to do?

53. What does the author think of the latest technology in education?

52. What does the author say is one possible benefit of students attending school physically?

51. What mainly accounts for the possibility that distance learning could become the norm?

50. What does the author suggest managers do to neutralize the retention risk?

49. What problem was found with employees using social media for work?