Which change might be made to a car's front windshield to help a person drive?
А. A windshield may have a special kind of wax on it that
keeps it clean at all times.
B. A windshield may have special boxes that pop up in it to
warn drivers of danger.
C. A windshield may be made of plastic instead of glass.
D. A windshield may be smaller so only the driver can see
through it.