What effects can a cold produce on driving?

A)Disorientation.
B)Impulsiveness.
C)Drowsiness and loss of concentration.Correct
A cold negatively affects driving mainly due to the **drowsiness and loss of concentration** it produces. Symptoms such as nasal congestion, coughing and general malaise reduce the quality of sleep and the attention span needed to drive safely. For this reason, it is advisable to avoid driving when suffering from a cold or, if necessary, to do so with special caution.