“…Material rewards (e.g., money, food) and social rewards (e.g., a smiling face, positive feedback; Demurie, Roeyers, Baeyens & Sonuga-Barke, 2012;Ethridge et al, 2017;Foulkes, Viding, Mccrory & Neumann, 2014) may inspire two different forms of extrinsic motivation. They represent two fundamentally different mechanisms of human motivation (Hansen, Smith & Hansen, 2002;Hussain, Shah & Raza, 2012) and have different effects on human behaviors (Alfandi & Alkahsawneh, 2014;Erbasi & Arat, 2012;Kohls, Peltzer, Herpertz-Dahlmann & Konrad, 2009;Saqib, Abrar, Sabir, Bashir & Baig, 2015;Waqas & Saleem, 2014).…”