It is advisable that the suit of the rider or passenger of a motorcycle be...
A)inconspicuous and in dull colours, so as not to distract other drivers.
B)very loose and baggy, because aesthetics and comfort are the most important things.
C)made of leather or another similar material that protects against injuries in the event of an accident.Correct
The suits of the rider and passenger of a motorcycle must be abrasion-resistant. They must be made of leather or special synthetic fibres, with protection in certain specific areas using other more resistant materials, so as to protect them from the injuries typically sustained in the event of an accident.