In this task, you are given a question and a context passage. You have to answer the question based on the given passage.
Q: What is the main idea of the passage?, Context: The latest study using magnetic resonance imaging (MRI) to humans and dogs together proved that dogs have same response to voices and use the same parts of the brain as humans to do so. This gives dogs the ability to recognize emotional human sounds, making them friendly social pets to humans.
A: 
dogs have same response to voices and use the same parts of the brain as humans to do so