On_a_2_phase_road,_the_saturation_flow_on_road_A_is_1000_and_normal_flow_is_250,whereas_on_road_B_the_saturation_flow_is_1500_and_normal_flow_is_500,the_total_red_time_is_10_sec_,_find_optimum_cycle_length

• A. 35sec
• B. 36sec
• C. 37sec
• D. 38sec