How does the author convey the central idea that groups of students can band together to make real-world differences in "We Live on Planet A: Young People Rally for Their Rights"?
by suggesting that students take advantage of resources from NASA and NOAA
by confirming that students can make a difference just by forming recycling clubs in their communities
by highlighting the few youth leaders who have stood out in this movement
by mentioning specific groups and events that accomplished this goal
