You have never paid attention to and cannot think of which wrist your professor wears her watch on (even if you remember many other things about her). Which function of memory has most likely failed you?

The answer is enconding.

Explanation:

Enconding is a function of memory responsible for processing and interpreting information, allowing it to be stored in the short- or long-term memory. It is the first step for creating memories.

Encoding requires attention. In the example, the reason you can't remember the position of the watch is because you never paid attention to it. Studies reveal that emotional motivation increases attention, and thus the likeness to remember the information.

answer to ur question is college b