"What common characteristics to do you find between :
a- Pre-historic and Egyptian architecture .
b- Egyptian and west Asiatic Architecture .
c- West Asiatic and greek architecture
d- Greek and Roman architecture
e- Roman and Early Christian Architecture Common characteristics mean architectural elements common materials and common social geological geographical factors can also be discussed.
Also discuss any kind of developments that were introduced to a common characteristic of an earlier civilization .
Write minimum 1500 words in form of a report with the help of clear sketches or photos." regards mohammed