Dmitri is waiting in line to receive a free t-shirt at a charity event. Because the shirts are free, there are many people in line, and a long wait time is expected. Consider the following sentence: By waiting in line for the shirt Dmitri will miss an appointment to tutor an economics student, for which he would have been paid $30. Which basic concept of individual choice does this sentence best illustrate

Opportunity cost and money cost are related but are not always exactly the same.

Explanation:

Opportunity costs may be defined as the costs which a person incurred when choosing the next best alternative  of the choices he or she has.

Money cost or the Nominal costs is nothing but the cost due to expenditure on something .

Here, in the context, the  opportunity cost is the cost of tution .

Money cost is zero as the good is free.

So both the costs are related with each other but are not always exactly the same

new communications technology has affected the way social movements are organized because nowadays, social movements rely on social networks and the media to get different people with a similar way of thinking in contact, and thus, get them to mobilize for a greater cause.

individuals only participate in collective action when they feel identified with it. is in this aspect that social media becomes relevant, because it guarantees communication among all individuals and organizes the social actions that are going to be carried out, i.e., the social movements.

in addition, being covered by the media is important to validate the message and make it relevant in the social agenda, as well as to reach more people who can share interests, appealing to public sympathy for their cause.

in conclusion, it is by social networks and social media that social movement is given birth; by connecting different individuals with similar ideas and organizing them to mobilize for a greater cause.

no one should discriminated against because he or she is not from a minority group