A loose screw on the visor causes it to drop down while Brianna drives; however, she keeps forgetting to take a screwdriver out to the car to fix it. When she notices the visor drop again, she reaches into her pocket for a dime she uses to tighten the screw holding the visor. What problem-solving difficulty did Brianna overcome?
a. relative comparison
b. functional fixedness
c. poor problem representation
d. the representative heuristic