Ben, Sue, Dan, and Kayla Are Taking Russian History Together

Ben, Sue, Dan, and Kayla are taking Russian History together and decided to form a study group. Their instructor recently assigned them to read a chapter in their textbook. Which member of the study group is reading with concentration?

A) Ben, who is going back through the assigned reading again and jotting down questions he wants to go over with his study group the next time they meet
B) Sue, who is mapping out the chapter as she skims through the content
C) Dan, who is highlighting information in the chapter to help remind him what he wants to include in his outline
D) Kayla, who is sitting in the public library's quiet room so she can focus on reading the assigned chapter for the next two hours