Question 12 Posted on August 21, 2014August 21, 2014 The three principles for careful driving are concentration, careful observation and early prevention. Answer: √ Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Skype (Opens in new window) Related Posted in Chinese Driving Theory Test, Judgment Questions.