Mickey is about to take his psychology finals. Just before the exam, the person sitting next to him asks him the name of the physiologist who worked on classical conditioning. Mickey suddenly realizes that he cannot quite remember the name, but he knows that it starts with a P and is two syllables long. Mickey is experiencing .

the tip-of-the-tongue phenomenon.

Explanation:

Tip of the tongue condition is a personal sensation that people have the conviction that they know the target word they're looking for, but they can't remember the word. They are often capable of remembering words with similar sounds and context, but never the exact word they're looking for. It happen when one knows that they know the details, but it seems to be momentarily trapped behind some sort of mental brick wall. As per the question, Mickey is experiencing the tip-of-the-tongue phenomenon.

answer; i had to look this up and the only one i found was(last only 15 minutes) plz check first and good luck;

50% because no one is smart enough to relize that money makes the world go round and 99% of the earth hates donald trump the other 1% is the republicans go figure right