A speaker using the image of the "good old days" is using an appeal to the audience's nostalgia

Jan is a communication major who believes that her female communication professors are more credible than her male profs

However, Scott, who is also a comm major, believes just the opposite— that his male comm profs are more competent and credible. How does research shed light on this situation? A. Research has produced mixed results in terms of male and female students' beliefs about the credibility of their female and male professors. B. Research reveals a "sex matching" trend, in that female students deem female profs more credible, male students deem male profs more credible. C. Research on this topic is flawed because a professor's sex and a student's sex shouldn't be factors when making a judgment of credibility. D. None of the above have resulted from research on this topic.

When Google released Google+ in an attempt to build a social networking site to compete with Facebook, Facebook promptlymade changes within just a few days and more within a few weeks. This competitiveness reflects _____ organizations

a. urgent b. global c. general systems d. new social contract