How long is a Washington learner's permit valid?

Answer: B — 1 year

In Washington State, a learner's permit is designed to provide new drivers with the opportunity to practice their driving skills under certain conditions before obtaining a full driver's license. A learner's permit is valid for 1 year, giving new drivers ample time to accumulate the necessary driving experience while practicing with a licensed adult in the vehicle. This duration is important as it allows learners to develop their driving skills progressively, ensuring they are well-prepared to pass the driving test and eventually obtain their full license. The structured timeframe not only promotes safety on the roads but also helps ensure that learners take the process seriously, leading to more competent drivers. Other options reflect durations that are either too short or too long for the learning stage, which could undermine the goal of ensuring adequate practice and readiness for independent driving.