Read the excerpt from a text about online learning. "Virtual schools were growing quite quickly," said Christina Martin, a policy analyst at the Cascade Policy Institute, a free-market think tank based in Portland, Ore. . . . The big issue, she said, was fairness. Some students have access to virtual schools because they have a learning coach to stay home with them, while others don’t. Also, Internet connections can be costly, and not every family has one. And families have to pay for their own printing. . . . "An adult must stay with a child during the day and make sure they’re doing their work. " This information would best support a claim about students’ need for personal coaches. Internet supervision. High-tech gadgets. Equal access to technology.