Casey received a traffic citation, for allegedly driving at a speed in excess of the posted speed limit. She wants to disute the summary offenses and meets with Attorney Ryan to discuss her case. Attorney Ryan agrees to represent Casey in her scheduled hearing before a district magistrate. He provides Casey with a fee agreement indicating that he will draft necessary documents, meet with Casey and witnesses to prepare for the hearing, and attend the hearing, in exchange for payment for legal fees in the total amont of $3,000. This fee agreement is an example of a/an: a. hourly fee agreement b. contingency fee agreement c. combination/hybrid fee agreement d. fixed/flat fee agreement