Can a pedestrian be required to take an alcohol test?

A)Yes, when directly involved as a possible person responsible for an accident.Correct
B)Yes, in a preventive alcohol check.
C)No, in no case.
Officers of the Authority in charge of traffic surveillance may require the following persons to undergo such tests:
-Any road user or driver of a vehicle directly involved as a possible person responsible for a traffic accident.
-Those who drive any vehicle showing evident symptoms, displaying signs or facts that reasonably allow the presumption that they are doing so under the influence of alcoholic beverages.
-Drivers reported for committing some of the infractions of traffic regulations.
-Those who, when driving a vehicle, are required to do so by the Authority or its officers within the preventive alcohol control programmes ordered by said Authority.
Likewise, other road users are obliged when they are involved in a traffic accident.
-Any road user or driver of a vehicle directly involved as a possible person responsible for a traffic accident.
-Those who drive any vehicle showing evident symptoms, displaying signs or facts that reasonably allow the presumption that they are doing so under the influence of alcoholic beverages.
-Drivers reported for committing some of the infractions of traffic regulations.
-Those who, when driving a vehicle, are required to do so by the Authority or its officers within the preventive alcohol control programmes ordered by said Authority.
Likewise, other road users are obliged when they are involved in a traffic accident.