Answer :
he correct answer is the following.
The ancient Egyptian contribution that I think had the greatest impact on later civilizations is architecture.
Ancient Egyptian architecture was impressive and up until today, modern architecture cannot build magnificent structures such as the Pyramids of Giza, in Cairo. Another great example is the Luxor Temple, in Luxor, Egypt. Another impressive temple is Karnak Temple, on the other side of the Nile River in Luxor.