Extracted text: In a workplace 120 accidents were recorded in a year. There are 1200 workers and each of them work 40 hour per week. Take 50 weeks in a year and calculate accident frequency rate based on the equation given below: Useful equation: " Frequency rate = number of accidents x 200,000/total employee hours worked О a. 2000 O b. 0.1 47 Oc 10 O d. 20 О е. 200