Although computers can improve hand-eye coordination and spatial reasoning, computer games are a cause of poor literacy in children. After-school hours spent playing computer games are hours not spent reading. Therefore, children who spend most of their spare time playing these games have less experience reading than other children have.
The argument depends on which of the following assumptions?
【选项】
Most children who play video games do not have other opportunities other than after-school hours in which they might focus on reading.
选项是否正确？