When Jane was attending a lecture on how to become a better learner, she spent a lot of time doing some media multitasking (e.g., sending texts to friends, checking emails). When she had to take an in-class quiz administered at the end of that lecture, she was not able to recall lecture information well, although she thought she was processing some lecture-related information while multitasking. This example BEST illustrates forgetting that occurs due to _____