Astudent is writing a research paper and wants to revise the draft for clarity. read the paragraph from the student's paper and then answer the question that follows.
when people think that they are multi-tasking, they are actually toggling. rather than successfully completing two complex tasks simultaneously, they are constantly shifting their attention, sometimes with devastating consequences. this is especially true when one or both of the tasks are somewhat unfamiliar.
which piece of evidence would best support the writer's central idea in the paragraph?