Consider the following information about the price and the price index of a popular book over three years. 
If the price index in 2011 was 95, which of the following is the percent change in the price of the book between 2010 and 2011?
Definitions:
National Rifle Association
An American nonprofit organization that advocates for gun rights and the protection of the Second Amendment of the U.S. Constitution.
Wealthy
Individuals or entities possessing a significant amount of money, assets, or resources, enabling a high standard of living.
Affordable Care Act
A healthcare reform law enacted in 2010 with the aim of increasing health insurance quality and affordability, also known as Obamacare.
Osama Bin Laden
The founder of al-Qaeda, a terrorist organization responsible for numerous attacks around the world, including the September 11, 2001 attacks in the United States.
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