The answer is turning to crime
You should be able to talk during moderate exercise, but won't be able to sing, because it would disrupt breathing.
Older adults who were given speed of processing training showed improvements in their divided attention. Divided attention describes the ability to pay attention and successfully perform multiple tasks simultaneously. Example for divide attention is <span>driving a car while conversing with a passenger. </span>
Answer:
The source is current, because you shouldn't rely on information from 50 years ago.