To upgrade and modernize aging schools, remove safety hazards, and reduce class size and overcrowding, shall the Portola Valley School District be authorized to issue $17,000,000 principal amount of bonds at interest rates within the legal limit for real property acquisition and improvement, such as: seismic strengthening of school buildings; constructing new computer-ready classrooms; science labs, and new library and computer technology centers; and replacing leaky roofs, broken heating systems, and deteriorating school walls, restrooms, and flooring?