What is a focal point?

According to the article in wiki answer, digital communication systems have more benefits than analog systems. they are faster and more flexible, and they offer better performance than analog communication

Gudea of lagash was a neo-sumerian ruler who rejected sargon of akkad and his pretense of divinity in favor of what?

What is the title of the work below? a. the old sacristy b. the new sacristy c. tomb of popes d. pieta