Lesson 26 Listening - "Why is Pluto no longer a Planet ?"

In this lesson I read a story from the Library of Congress which is in the public domain. I will provide a link to the story so that you can read the text as well as hear it. https://www.loc.gov/everyday-mysteries/astronomy/item/why-is-pluto-no-longer-a-planet/
Reading Comprehension Questions :
1. Who discovered Pluto, when and where did the discovery take place ?
2. Why did Pluto lose its status as a full size planet ?
3. What objects does Pluto share its orbital neighborhood with ?
Opinion ; 
1. Do you think Pluto should still be recognized as a full size planet ?
2. Do you think we will discover other planets in our solar system in the future ? 
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