Final answer:
Turning left at a red light is typically illegal, with the exception of turning from one one-way street to another. This rule helps maintain smooth traffic flow and ensures safety on roads designed for one-way traffic.
Step-by-step explanation:
When considering if it is lawful to make a left turn at a red light, there is an exception to the rule where this action is permitted. This exemption is when you are turning from a one-way street to another one-way street. This rule ensures that traffic can flow smoothly in areas where streets are designed to carry traffic in one direction only, thus reducing the chance of conflicts and accidents that could occur with opposing traffic flows.
At all other instances such as from a one-way street to a two-way street, from a two-way street to another two-way street, and from a two-way street to a one-way street, it is generally illegal to make a left turn on a red light. It is crucial for drivers to understand these rules to ensure road safety and compliance with traffic laws. When you come across a red light, it is important to stop and wait for the signal to change to green before proceeding, unless you are in the specified exception of turning from one one-way street to another.