An Electrochromic Outside Mirror ______

An electrochromic outside mirror ______.

A) displays compass headings in the lower right hand corner
B) automatically dims the headlights when it detects oncoming traffic
C) turns the heater controls to the "Max-defrost" position automatically when it senses the presence of condensation on the interior of the windshield
D) darkens as the intensity (glare) of the outside light increases