After learning the combination for his new locker at school,Milton is unable to remember the combination for his year-old bicycle lock.Milton is experiencing the effects of

A) source amnesia.
B) retroactive interference.
C) proactive interference.
D) automatic processing.

Retroactive Interference

A memory phenomenon where newly learned information interferes with the recall of previously learned information.

Proactive Interference

Proactive interference occurs when older information interferes with the recall of newer information.

Automatic Processing

Cognitive operations that occur without conscious awareness or effort, often quickly and efficiently.