Rentrak's television ratings service is the only fully integrated system of detailed nationwide satellite, telco and cable television viewing information from more than 36 million televisions and Video on Demand viewing from approximately 120 million TVs, including granular information for television stations in all 210 markets projected across the United States.
What is the relationship between 'television' and 'Video on Demand' in the context of the input sentence.
Options: developer, distribution format, stock exchange, director/manager