I do t know what the sea arch is but I'm assuming the teacher wants you to say that after a few thousand more years it will start to erode and break spsrt
Answer:
Thomas Edison invented the incandescent light bulb
Because they were forcibly removed by their employers because many of the men who comprised most of the military returned to their former jobs in the labor force.
The president of Mexico during the battle of Puebla was Benito Juárez.
The leading factor of the French Revolution was the Enlightment, which basically favored a society based on reason and logic rather than religious beliefs.