<human>: Objective: How do I wash my car?

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
- get a bucket of soap and water, then grab a cloth and scrub all over the car
- Get a bucket of windex and water, then grab a cloth and scrub all over the car
<bot>: get a bucket of soap and water, then grab a cloth and scrub all over the car