What are the responsibility of a road users

The same rules apply to pedestrians who, as vulnerable road users, must prevent and protect against accidents:Drivers especially heavy vehicle drivers have a duty and responsibility to keep a careful lookout for vulnerable road users such as pedestrians and cyclists as these road users share the same road space. Companies with large fleet of vehicles should remind their drivers to adopt a safety conscious mindset when they ply on the roads. This means to always adhere to traffic rules and to always travel at safe speeds. This will go a long way to prevent the occurrence of accidents and the loss of lives and limbs.

The answer is d. worthless

To check their medical records to see if they have had chicken pox before, if they haven’t, monitor their temperature, drink plenty of fluids, and stay away from small children and those who haven’t been exposed to chicken pox during the incubation period.