Answer:
The correct answer to the question: What is the author´s purpose for writing this article, would be C: To encourage investement in developing safer cookstoves and fuels.
Step-by-step explanation:
This article, written by Chef José Andrés, in 2016, shows not just the importance of cooking, but also its impact on social, and family, life, as well as the differences between the developed countries, who use clean and safe sources and tools for cooking, versus the less developed nations. Also, it portrays the efforts that have been made already by countries like India, and the importance that these measures have to improve the welfare of human health, especially on underdeveloped nations, and on the environment worldwide. By doing this, and showing that he himself, as a public figure, supports the efforts, and sees them as good, this chef is inviting more people to see the importance of them and support them through investement and further research and invention.