The correct answer is: C. 2005.
Panchkula IT Park is a software technology park located in Panchkula, India. It was established in 2005 by the Haryana State Industrial and Infrastructure Development Corporation (HSIIDC). The park is spread over an area of 100 acres and has a built-up area of 2 million square feet. It is home to over 100 IT companies, including Infosys, Wipro, HCL, and TCS. The park has been instrumental in the growth of the IT industry in Haryana and has created thousands of jobs.
Option A is incorrect because Panchkula IT Park was not established in 2008.
Option B is incorrect because Panchkula IT Park was not established in 2006.
Option D is incorrect because Panchkula IT Park was not established in 2004.