Read the article listed below and do a research for an essay

Read the article listed below and do a research for an essay about the possible new planet of our solar system.http://www.sciencemag.org/news/2016/01/feature-astronomers-say-neptune-sized-planet-lurks-unseen-solar-system (Links to an external site.)The essay should address the following issues:1. the current definition of a planet (is this the reason that Pluto got disqualified?)2. the data/evidence lead Dr. Brown and Dr. Batygin to the ‘planet X’ (list a part of their mathematic calculation),3. what makes the ‘new planet’ qualify to be a member of our solar system?