The mirrors used as rear-view mirrors in vehicles are

Which mirror is used : as a rear-view mirror in vehicles ?

Why is a convex mirror used as a rear-view mirror in vehiciles? Eaxplain.

Assertion (A): Convex mirrors are used as rear view mirrors in vehicles. Reason:(R) : The field ivew of convex mirror is maximum and they form diminished images.

Assertion and Reason. Mark the correct choice as:Assertion: Convex mirror are used as rear view mirror in vehicles for observing traffic at our back.Reason: A convex mirror has a much larger field of view.