The National Broadcasting Enterprise (NBC) is an American English-language industrial terrestrial radio and tv network that is a flagship house of NBCUniversal, a subsidiary of Comcast. The network is headquartered at 30 Rockefeller Plaza in New York City, with added key offices near Los Angeles (at 10 Universal City Plaza), https://ramf.blogcudinti.com/24243372/manual-article-review-is-required-for-this-article