Answer:
In addition to MLA, <u>American psychological association, Associated Press and Chicago manual of style</u> are widely using referencing techniques,
Explanation:
<u>American Psychological Association(APA)</u>
APA is the largest organization of scholars, they have their own referencing style guidelines that is used by these scholars.
<u>Associated Press</u>
It is also an american based agency that have their own referencing style for citation of research work named as Associated press.
<u>Chicago Manual of Style</u>
It is also an american referencing style used for reference.
Cognitive surplus results when leisure time and available tools allow us to engage in creative acts. It is a term that was introduced by Clay Shirky which pertains to the synthesis of the excess of people's energy, time and creativity leading to productivity sharing and creation.
C)Hydroelectric I believe.
