In the ames room: a. cues to depth are distorted by presenting people of different sizes at the same distance. b. lighting tricks create a sense of three dimensions when only two exist. c. perception of size is distorted by the assumption that the room is rectangular. d. the use of mirrors creates the illusion of greater space.

 The correct answer is :  a.cues to depth are distorted by presenting people of different sizes at the same distance

Explanation:  The Ames room was designed by the ophthalmologist Albert Ames, built in a trapezoidal shape, but is made to look like a square when viewed through a peephole, to avoid using both eyes. Inside the room objects or people seem to grow or shrink as they move from one corner to another.

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;

b. the american revolution