Final answer:
A driver's license may be suspended for causing two minor accidents.
Step-by-step explanation:
In most jurisdictions, a driver's license may be suspended for causing multiple accidents. The specific conditions for suspension may vary depending on the severity of the accidents and other factors.
In the given options, option d. 'two minor accidents' is the correct answer. If a driver causes two minor accidents, their driver's license may be suspended.
It's important to note that the requirements for license suspension may differ from one region to another, so it's always advisable to consult the local traffic laws and regulations.