How many recursive calls to the fib method shown below would be made from an original call to fib(4) ? (Do not count the original call) 
Definitions:
English Auction
A common type of auction where participants openly bid against one another, with the price gradually increasing until only the highest bidder remains.
Rational Self-Interest
The principle that individuals tend to make decisions that they perceive to be the best for their own welfare and success.
Collude
A secret or illegal cooperation or conspiracy, especially between parties to deceive or defraud others.
Reserve Price
A reserve price is the minimum price a seller is willing to accept for an item at auction; if bids do not reach this price, the item is not sold.
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