In 2016, how many roadside inspections of CMVs and their drivers were conducted by state and federal personnel?

Answer: B — 3.42 million

The figure of 3.42 million roadside inspections of commercial motor vehicles (CMVs) and their drivers in 2016 is significant as it underscores the extensive efforts by state and federal personnel to ensure safety and compliance within the trucking industry. These inspections play a vital role in recognizing and addressing safety violations, which can include checks on vehicle condition, driver fitness, and compliance with operational regulations. This statistic reflects the proactive measures taken to maintain road safety and reduce the risk of accidents related to CMVs. The large number also indicates the commitment to enforcing regulations that govern vehicle maintenance and driver qualifications, which are critical to ensuring public safety on the roads. Overall, this data highlights the rigorous enforcement and attention to safety standards that are essential in the transportation industry.