3 questions, each answered from published authorities with the sources listed.
“Cairo-skyline.jpg” by Ahmed Atef (El-Mosawer), via Wikimedia Commons, licensed under CC BY-SA 4.0. https://creativecommons.org/licenses/by-sa/4.0/AuthorAhmed Atef (El-Mosawer) · CC BY-SA 4.0File source