Final answer:
Linda completed a task known as dichotic listening, where she listened to two different stories simultaneously in each ear and had to repeat the story heard in her left ear. This task helps study selective attention and auditory processing.
Step-by-step explanation:
Linda completed a task known as dichotic listening. In this task, different stories or sounds are presented simultaneously to each ear, with the participant's attention focused on one of the ears. Linda listened to two different stories at the same time and had to repeat out loud the story that she heard in her left ear. This task is commonly used in psychology studies to understand selective attention and auditory processing.