It is largely because of western art historian’s interests in the that ancient near eastern materials have been regarded as part of the western acceptance or standard of the history of art.

Biblical "Holy Land"

Explanation:

The interest of the West art historian in Biblical "Holy Land" led to that the ancient Near Eastern materials been regarded as the part of Western canon of history of the art.  

Interest in the finding the locations of the cities which are mentioned in Bible like Nineveh and Babylon inspired original 19th century English and the French archaeological expeditions to Near East. The sites mentioned in the Bible were discovered and the excavations which where found at these sites, revealed to world a unique style of the art which had been lost.

the answer is a. the harappan civilisation is also called the indus valley civilisation, this is because they built their cities along the indus river. the reason behind this location can be found in the rest of the "old world" civilisations like mesopotamia or egypt, the first built their cities along the rivers tigris and euphrates, the second along the nil; : their respective civilisations thrived because the overflowing of their respective rivers produced favorable conditions for agriculture, their main support.