Answer:
Wernher von Braun proposal (1947 through 1950s)
Explanation:
Wernher von Braun proposal (1947 through 1950s) Von Braun's Mars project envisioned nearly a thousand three-stage vehicles launching from Earth to ferry parts for the Mars mission to be constructed at a space station in Earth orbit.
The initial concept included an orbiter and small robotic lander in 2018, followed by a rover in 2020, and the base components in 2024. The first crew of four astronauts were to land on Mars in 2025
Overall, Mars is cold—its average global temperature is around -80 degrees Fahrenheit—and has a much thinner atmosphere than Earth. Because it has about a sixth of the pressure of Earth's atmosphere, the planet doesn't retain heat very long, causing temperatures to drop quickly.
The correct answer is D) generally harsh and abusive to workers
President of Mexico, Venustiano Carranza (1914 - 1918) was keen on preventing a revolution against both the U.S. and Mexican governments. In spite of the capture of the seaport of Veracruz by the U.S Marines in 1916 and the U.S. Army's Punitive Expedition to capture revolutionary leader, Pancho Villa, in 1917, he avoided any kind of direct or indirect use of violence in order to settle the disputes between the two countries. After the still recent, violent and costly in lives battles to overthrow the man who murdered president Francisco Madero and usurped his office, Carranza perfectly knew that Mexicans were mostly weary of war and bloodshed,. which was reflected ion his domestic and foreign policies.
The answer is 1). no preliminary drawings or plans
