Final answer:
In a shared center lane, drivers are typically advised not to travel for more than 200 feet before making their turn, although the exact distance can vary by local traffic laws.
Step-by-step explanation:
The question pertains to the rules of using a shared center lane, which is designed for two-way left turns. Specifically, it is inquiring about the maximum distance a driver is allowed to travel in this lane. While the provided information does not directly answer the question, it can be interpreted from the context of road safety and traffic laws that the distance one should travel in a shared center lane is usually restricted and is meant only for the purpose of making a safe left turn. Typically, drivers are advised not to use the shared center lane for more than 200 feet (distance varies by jurisdiction) before making their turn to ensure the flow of traffic is not disrupted and safety is maintained for all road users.