That book was published by mark twain in 1876
A more noteworthy accentuation on math and sciences was acquainted with the American educational system for the future advancement of technology. That is the manner by which Space Race propelled technology. Furthermore, technological progression permits us to have a great deal of things we wouldn't have the capacities to have without it. Google would not have thought of the idea to toss a monster bit of metal in space that snaps photos of each position on Earth. The Space Race made ready for technology today.
The answer is A. Contented.
