Whenever there is a midday errand to run, Mark always asks to do it$.$ His manager thinks this is because Mark is a highly motivated, ambitious worker, but in fact something quite different is happening: Mark has a crush on a young woman from the same office complex who always eats her lunch in the courtyard, so those lunchtime errands give him a chance to see her and, if he is lucky, talk to her. The manager is subject to the

gambler's fallacy

self$-$serving bias

ratio bias effect

anchoring error

fundamental attribution error