Answer: Egypt's natural barriers protected the country from invaders because it was defficult for the possible enemies to go through the sea and desert.
Explanation: Egypt is surrounded by the Mediterranean sea in the north, the Nile river in the upper south part and deserts in the east and the west. These natural barriers protected Egypt's borders from possible invations by enemy countries. It was difficult for the invaders to go through seas and deserts in order to reach the country.