Answer :
Long term memory
Step-by-step explanation:
From the above, Catherine failed to engage her long term because she did not encode the vocabulary words. As researched by Baddeley,
the Long-term memory encodes information from short term memory semantically for storage. In other words, the information was in her short term memory and did not enter her long-term memory. This is called synaptic consolidation when information is transferred from short term memory to long term memory