Explanation:

- Option 1: Geneva, Switzerland

Geneva is home to many international organizations but wasn't the host for the 2016 WEF Indian Economic Summit.

- Option 2: Vienna, Austria

Vienna is known for hosting international conferences, yet it was not the location for this event.

- Option 3: Paris, France

Paris hosts numerous global gatherings but did not host the 2016 WEF Indian Economic Summit.

- Option 4: New Delhi, India

This is the correct answer. The 2016 WEF Indian Economic Summit took place in New Delhi, India. It gathered various leaders and stakeholders to discuss economic issues related to India.

- Option 5: Other than those given options

The correct location is already among the given options.