Answer:
c) proactive interference
Step-by-step explanation:
Proactive interference: Proactive interference happens when the past memories of a person hold him or her from retaining and maintaining new memories.
The proactive interference occurs when a person memorizes a piece of information, for example, formulas and when the person is being asked to remember or recall that information then he or she might forget the earlier part of the information.
Example: A man calls his current girlfriend by his ex-girlfriend's name.
In the question above, the difficulty of Janice is best illustrated by the proactive interference.