Which sentence explains one of the speaker's main points?
A.
"This means that you learn details first, and then you piece them together to understand the main idea."
B.
"We're going to talk more about learning styles later, and about how we can use our individual learning styles to study effectively."
C.
"And usually, one hemisphere is stronger than the other—at least in humans."
D.
"The brain is divided into two hemispheres that process information in different ways."