D. It was the first program to send a human to the moon. Project Gemini was chartered by President John F. Kennedy and NASA's second program in human spaceflight program. Project Gemini's goal is to make space travel techniques for the Apollo mission that would later begin.
El Paleozoico se divide en seis períodos: Cámbrico (la vida animal florece en los mares), Ordovícico (dominan los invertebrados), Silúrico (primer animal de respiración aérea), Devónico (aparecen peces con escamas duras y los anfibios), Carbonífero (aparecen grandes bosques de helechos, primeros reptiles etc,
At this time period, people were looking for jobs in factories so they flocked to the cities where factories were becoming popular.
