Question

a no parking sign at a certain location means
you may never stop your vehicle there.
you may stop temporarily to load or unload passengers.
you may park there if the driver remains in the vehicle.
you may leave your vehicle unattended for less than 5 minutes.

Explanation:

A no - parking sign generally prohibits parking, but it usually allows for brief stops to load or unload passengers. This is a common traffic regulation understanding.

Answer:

You may stop temporarily to load or unload passengers.