Mesopotamian were the first civilization to introduce writing form. Cuneiform is the writing system which developed in Mesopotamia. Clay tokens were used to trade and the marking on the clay gave rise to pictographic writing.
Explanation:
Complexity in trade compelled the Mesopotamian to follow a writing system. Initially pictograph writing was practiced. cuneiform came into practice both phonetically and semantically rather than defining objects only as pictures.
Clay is extensively used in making cuneiform tablets. Wet clay is used and the pictures and markings are drawn and then the tablet is made to dry. A stylus is used which has v shaped edge. The clay tablet is dried up which was used to represent many abstract aspects too.
I believe a ferri boat is the correct answer
Although textbooks frequently cast a trapezoidal image on the retina, students typically perceive the books as rectangular objects. this illustrates the importance of shape constancy.
A sort of shape constancy wherein an object is perceived as having the same form while viewed at extraordinary angles. For instance, a plate remains perceived as round despite appearing as an oval when viewed from the aspect.
Within psychology, length fidelity happens when an observer is familiar with an item, so that the object appears to have a constant size when considered from various distances. For example, human beings are familiar with doorways, so they may be given the impression to have a constant length no matter the gap located.
Learn more about shape constancy here brainly.com/question/15001526
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The process through a piece of culture is spread is called Diffusion
