The paragraph is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Choose the missing words of the phrase or sentence.  

Computers should be in the schools. They have the potential to accomplish great things. With the right software, they could help make science tangible or teach neglected topics like art and music. They could help students form a concrete idea of society by displaying on-screen a version of the city in which they live——a picture that tracks real life moment by moment.
Computer's （） to students.