Ancient Egyptians conducted land surveying and built monumental pyramids. What did later civilizations inherit from their innovations? A.) Observations in astronomy B.) Developments in mathematics. C.) Standards of timekeeping. D.) Efficient writing systems. My answer: D
They all were controlled by Spain
Multiple factors were involved in the decision of exploration of Mars.
Mars is similar to Earth in size and it is the next planet. Moreover, evidence was present to suggest that liquid water existed, and may possibly still exist, on Mars. All of these factors led to the planet's exploration.
It renewed the morale of the American public, but it convinced potential foreign partners, such as France, that American could win the war, and that it might be in their best interests to send aid