Answer:
Hindsight
Explanation:
The I-knew-it-all-along phenomenon, or hindsight bias, explains why many people said the Central Intelligence Agency and Federal Bureau of Investigation should have foreseen the likelihood of the 9/11 terror attacks.
Hindsight bias is overconfidence in which our tendency to perceive patterns in random events. This often leads us to overestimate our intuition. We can define it as a thinking error is the tendency to believe, after learning an outcome, that one would have foreseen it. Also it is known as the "I knew it all along" phenomenon.
