Q: What is social networking? A. Social networking is the use of sites to interact with others users.
B. Social networking is sharing photos and videos on social media sites.
C. Social networking is buying and selling products online.
D. Social networking is working online by designing product ads and clickbaits.

Select the rebuttal statement that best refutes the viewpoint in section one. a) it is necessary to oversee the athletes involved in mixed martial arts. b) it is unnecessary to oversee the athletes involved in mixed martial arts. c) it is necessary for athletes involved in mixed martial arts to self-regulate. d) one distinctive feature of mixed martial arts is the combination of various techniques.