For 2020, Mariam's Animal Supply Manufacturing uses machine hours as the only overhead cost-allocation base. The accounting records contain estimated and actual Manufacturing overhead costs of $200,000 and $220,000 respectively and estimated and actual Machine hours of 20,000 and 25,000 respectively. Using actual costing the amount of manufacturing overhead costs allocated to jobs during 2020 is: a $150,000 O b. $120,000 O c $125,000 d. $250,000