The potato famine. filed crops
"Kepler's Third Law of Planetary Motion" <span>states that the square of the orbital period of a planet is directly proportional to the cube of the semimajor axis of its orbit
Hope this helps!</span>
Depending on the time...the exported slaves from Eygpt, wheat, textiles, salt fish...present day petroleum, oil, food , beverages.
She should perform research to check if the city is aware of the driving hazard.