To recognize hazards using REPS and Checks, how often should you check your mirrors? Every 1-2 seconds Every 5-8 seconds Every 10 seconds Only when changing lanes Mark for follow up Question 14 of 21. What does the "P" stand for in REPS and Checks? Park safely Plan how to exit Plan ahead Plan route Mark for follow up Question 15 of 21. To seek space using REPS and Checks, how long should you wait at an intersection after the vehicle ahead of you starts moving. Count 1-2 Count 1-2-3-4 Count 1-2-3 None of the above