Answer:
C. Manifest, latent
Explanation:
Political science teacher Mr. Jones asks his students to study how social media can influence public opinion by "following" famous activists, academics, and politicians on Twitter. While reading and exchanging each others Tweets, some classmates became close friends. The first is an example of the projects manifest function, the second is an example of the projects latent function.
Manifest function refers to the intended function of social policies, processes, or actions that are consciously and deliberately designed to be beneficial in its effect on society while latent function are the unintended benefit effects of a social benefit.
In this case, the first action which is the checking of tweets of famous people is the manifest function of the assignment while some of the classmates becoming friends in the process is a latent function of the assignment.