People Frequently Fall Prey to the Planning Fallacy Because ________

People frequently fall prey to the planning fallacy because ________.

A) they tend to assume an external locus of control when they are successful
B) they tend to try to plan for too many contingencies that may never arise
C) they tend to engage in magical thinking when contemplating future tasks
D) they focus more strongly on the past than on the future
E) when planning a task,they focus more strongly on the future than on the past