d. They communicate faster than the speed of light. But humans have created a machine called the ansible allows us to communicate as fast as the buggers could. Ender also learned that they, the humans were the Third Invasion.By the moment Ender landed on Eros he hated the place. Ender recognized they were isolating him again. So he withdrew into his studies and learned quickly and well. Like the Battle room at Battle School, Command School had a simulator, a perfect video game. Ender got really good at the simulator. After a year passed Ender won every game he played on the simulator. Then Ender got a teacher.Ender’s teacher was none other than the great Mazer Rackman himself. Mazer would be programming Ender’s battles now on the simulator not the computer. Mazer would program the strategy of the enemy. Mazer taught Ender everything he knew about the buggers. Mazer showed Ender how he had beaten the buggers in the videos. That all Mazer Rackman did was destroy the queen of the buggers and then all the other buggers just died because they couldn’t think. Mazer told Ender about the Dr. Device and how it was much more powerful than nuclear weapons. They had changed the simulator so that they’re were no controls for Ender to use to control a ship, but instead he could use a headset that he could talk to his squadron leaders and command them. His squadron leaders were Alai, Bean, Petra, Dink, Crazy Tom, Hot Soup, Fly Molo, Carn Carby, all the best students Ender had fought with or against, everyone that Ender had Trusted in Battle School. Every day Ender and his group practiced in the simulator. They won most of their battles despite their mistakes. They kept winning battle after battle and each day something new would present itself to make the battle harder. Each battle they had was supposedly “practice for them” but they were actually the real battles with the buggers. Neither Ender nor his group knew t...