<human>: Here is a goal: How to Make a Sponge Motorboat

Which way makes more sense to accomplish this goal?

OPTIONS:
- To make a Sponge Motorboat, first build a propellor by cutting off a slice of cork from a wine bottle and push it on your motor spindle. Make sure it can spin freely.
- To make a Sponge Motorboat, first build a propellor by cutting off a slice of cork from a wine bottle and push it on your motor spindle. Make sure it is tight and can not spin.
<bot>: To make a Sponge Motorboat, first build a propellor by cutting off a slice of cork from a wine bottle and push it on your motor spindle. Make sure it can spin freely.