The main reason was money....
Answer:
familiar
Explanation:
In psychology, the term "monocular cue" is being utilized to perceive "depth" by an individual using a single eye. Monocular cues generally involve "size". It is being used in-depth perception.
Familiar size: In psychology, the term "familiar size" is described as one of the visual cues which are being utilized to judge any specific object's distance. Therefore, an individual by discovering an object's size he or she can examine "depth perception" and the distance of the object.
In the question above, the given statement signifies the "familiar size" of monocular cue.
The answer is letter A.
The design of the houses of the people in Mesopotamia is made up of MUD. The houses of these people are similar but not exactly the same the houses today. Though the door are sometimes made of wood but the major material that is used is mud