Varun, a student of class XII, observed that a large number of students of the school were using mobile phones. He also observed that many parents of such students were worried about the content being viewed by their children on mobile phones and were not able to control them. Being a talented and an intelligent student he decided to develop an app that may help the parents to watch and control children regarding the content being viewed. From the following identify the “idea field” used by Varun to develop the app
a. Creative efforts
b. Trading related ideas
c. Market driven idea
d. Natural resources
