The Manhattan Project was B) The plan to develop atomic bomb.
The Manhattan Project was an examination/advancement project to construct the first nuclear weapons. During the date of the testing, World War II was taking place. A pair of atomic devices were made during the war, but that is not all the project consisted of. Another part of the project centralized on gathering knowledge of the German nuclear weapon project as well.
Chris- FLAT MONEY
Karen-Representative Money
Luke- Commodity Money
1. malaria 2. rivers had terrible waterfalls..too dangerous...until the steam engine was invented it was incredibly dangerous 3. deserts....they didn't know how to travel through the deserts and find an oasis which made it very difficult to travel through
Answer:preserved learning
Explanation:it was none of those answers because Verified by Expert. The contribution that the Catholic Church made to society during the early Middle Ages was that they preserved learning. Because only a few people could read or write during the Middle Ages, the Church ran most of the schools so that its clergy could be educated
The answer is D, both civilizations declined under circumstances that are still not entirely clear to historians
