Final answer:
A technical certification often leads to the opportunity to earn income sooner than a four-year degree because certifications usually require less time to complete.
Step-by-step explanation:
Among the choices given, the benefit of a technical certification when compared to a four-year degree is the opportunity to earn income sooner. This is because technical certifications typically take less time to complete than four-year degrees, allowing individuals to enter the workforce and start earning more quickly. This doesn't necessarily translate to a higher lifetime earning potential or unlimited career choices, but it can lead to quicker employment and income generation after certification. It's also important to note that some certifications do indeed provide good opportunities for career advancement, especially in fields that value specialized skills.