For a high-school student, Tim is highly concerned about environmental issues. He is a strong supporter of the garbage recycling and afforestation campaigns taken up by the environmental activists in his neighborhood. He wants to become a full time volunteer for their upcoming wildlife protection program and has even saved money to contribute to the cause. This group of environmental activists can be categorized under which of the following reference groups?
A) primary group
B) secondary group
C) aspirational group
D) dissociative group
E) cognitive group
Answer: C