Maintaining at least a 1-second space margin from the vehicle in front of you not only provides you with visibility., time, and space to help avoid rear-end crashes, but also allows you to steer or brake out of danger at moderate speeds. Select one: True False __ have proven to be the most effective occupant protection i in all types of vehicle crashes. Select one: a. Turn signals b. Head lights c. Seat belts d. All of the above

## Step 1<br />The first statement is about the importance of maintaining a 1-second space margin from the vehicle in front of you. This is a safety guideline that is widely accepted and recommended by traffic safety authorities. The space margin provides visibility, time, and space to help avoid rear-end crashes, and also allows you to steer or brake out of danger at moderate speeds. Therefore, the statement is true.<br /><br />## Step 2<br />The second statement is about the most effective occupant protection in all types of vehicle crashes. The options provided are turn signals, headlights, and seat belts. While turn signals and headlights are important for visibility and signaling, they do not provide direct protection to the occupants in the event of a crash. On the other hand, seat belts are designed to secure the occupant in place and distribute the forces experienced during a crash across the stronger parts of the body, thereby reducing the risk of injury. Therefore, the most effective occupant protection in all types of vehicle crashes is seat belts.