Courtney Keller

 My name is Courtney. I am nineteen years old. I love to read and write. I am currently in college hoping to improve my writing skills. I would like to thank you for taking the time to read my articles.

6 months ago
A theory is an idea that is used to explain something. An example of a theory would be Darwin’s theory of evolution, or Darwinism. According to Charles Darwin, random mutations constantly change all l...