Answer:
Confabulation
Step-by-step explanation:
Confabulation can be described as one symptom of different disorders that are associated with memory. In such, a person uses made up stories to unconsciously fill gaps in memory. The stories a fabricated or distorted. When such happens, a person is mixing their imaginations with real memories.
This explains what is happening with Chad. The feelings of excitement he thinks he experienced after this birth never happened given that he was not even present in the house after the baby was born.