Richard has $652 in his account and is planning a road trip. He looks at how expensive hotels and sightseeing costs are in certain cities, planning accordingly: City Cost ($) Detroit 196.87 Pittsburgh 180.32 St. Paul 102.87 Cincinnati 155.81 Richmond 211.86 When Richard makes the calculations, he finds he does not have enough money to visit each city. What is the cheapest city that Richard can drop to avoid overdrawing his account? a. Richmond b. Detroit c. Pittsburgh d. Cincinnati