Lisa puts five quarters into the parking meter every time she goes downtown. however, when asked, lisa cannot say if washington's head on a quarter is facing left or right. this may be an example of because lisa never paid attention to that picture in the first place.

encoding failure

Explanation:

Encoding failure:-

It refers to the stance when the brain in the body gets failed sometimes or occasionally to create a particular or circumstantial memory link which may have occurred in the past. Conversely, encoding refers to the ability of the brain to recall as well as store informations and events which can be short term or long term. In encoding failure, this kind of ability of the brain fails which can be due to a number of reasons.

In the given question, Lisa being forgetting the position of the Washington's head is an example of encoding failure.