Who or what is it that Ender has trouble defeating in his computer game?

A lot of people say that we are the next generation, that we are responsible for making our world greater in the days to come. I know that some of us feel pressured to achieve or uphold this expectation and we have every right to be. Especially in this pandemic which has brought nothing but trouble in each and every one of our lives. But that doesn't mean we should give up. That doesn't mean we should quit studying and waste our lives away. We should step up and overcome this crisis. We are the next generation, the hope of the world becoming a better place. We need to find the strength and courage that comes with being the next generation of this world. That is our role as youths in overcoming the hardships of today.

Explanation:

Hope this helps please mark me brainliest if you can. I would really appreciate it. Good Luck!