During a spanish language exam, janice easily remembers the french vocabulary she studied that morning. however, she finds it difficult to recall the spanish vocabulary she rehearsed that afternoon. her difficulty best illustrates:
a) state-dependent memory
b) retroactive interference
c) proactive interference
d) motivated forgetting

c) proactive interference  

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.

the above statement/question is (true);