How is organizing the past by theme different from organizing the past by future ?

How is organizing the past by region similar to or different from organizing the past by period? ... A historian who organizes the past by region focuses on a big idea that occurs across history, whereas a historian who organizes the past by period focuses on a specific area of the world.

answer: this is because archeologists keep finding artefacts and ancient ruins dated more than 10000 to 15000 years, date around scientists said humans discovered language; which is at least mysterious as scientists always have said that is necessary to have a language to have architecture and some basic maths.

explanation: brainlest

the quran was sent by an angel to muhhamad   which made up the quran they beiliev that there is on   god who controls everything and they believ every prophet lived jesus and the jews prophet