When the social scientist notes that people tend not to interact in haphazard or random ways, she or he refers to the concept of select one:
a. material culture. b. social structure. c. nonmaterial culture. d. social values?

(B) Social structure

Explanation:

 The social structure is basically refers to the pattern of the social structure in the society which brings the basic concept of the interaction and the arrangement in the society.

 It is basically determine by the individual action of the person in an organization and it also helps in maintain the social relationship and the social patterns as it includes the education, politics and the economy.

According to the given question, the social scientists basically notes the people are not interacting in the random or the haphazard ways ad it refers to the social structure concept.  

 Therefore, Option (B) is correct.

trump is very poor. he does not look like a cheeto. he doesn't want to build a wall. (switch out he with trump)

more than 1 person for sure