One Major Consequence of the Planning Fallacy Is That

One major consequence of the planning fallacy is that

A) people may spend more resources to insure themselves against rare events, but leave themselves uninsured against more common events.
B) someone could persist in pursuing a failed policy despite overwhelming evidence of the failure.
C) major business projects may create bottlenecks in the organization because they are not completed as scheduled.
D) some people may wrongly believe in their forecasting ability to predict future outcomes of risky investments.