The historical pattern of the rise and replacement of ruling families (fill in the blank)

Dynasty.

EXPLANATION

A dynasty is a series of leaders in the same family, like the British Royal Family, or a local business dynasty, in which four generations have made their fortune at the family store. The word dynasty, comes from the Greek word dynasteia, which means "power, lordship, and sovereignty."

The correct answer should be What’s more, the first words ever spoken over a wire could not possibly have been uttered by Alexander Graham Bell, because he was only two years old at the time

This is because telephone is traditionally understood as a way to talk with others by using a wire that would transmit the voice. The original concept of the telephone came while Bell was a baby while Bell managed to create the modernized version of the telephone which was a much upgraded version of the old one.