The drawing technique of using dots instead of lines called stippling. Using lines instead of dots on the other hand is called hatching. Stippling involves placing individual dots across a surface in a pattern that will be identifiable. Individual dots are used to imply the shape, texture, or shadowing of a subject.
The answer is "3). It appears to have been created to mark the unification of Egypt."
It isn't 1, as the Palette of Narmer is an Egyptian artwork, not Sumerian.
It isn't 2, as it doesn't feature cuneiform, but hieroglyphs.
It isn't 4, as the art isn't Mesopotamian, but Egyptian.
Drums because you can beat on anything almost and get a sound
Angkor Wat is the prime example of the classical style of Khmer architecture the Angkor Wat style to which it has given its name. By the 12th century Khmer architects had become skilled and confident in the use of sandstone (rather than brick or laterite) as the main building material.