At a large car dealership, the accounting analyst uses a table containing the following columns: vehicle_id, vehicle_name, quantity, price, manufacturer_id. Which columns are most likely to be the primary and secondary keys? a. Primary key: vehicle_id, secondary key: vehicle_name b. Primary key: vehicle_id, secondary key: manufacturer_id c. Primary key: quantity, secondary key: price d. Primary key: manufacturer_id, secondary key: vehicle_id