Sentence:  If the takeover is approved, Comcast would control 20 of the top 25 <WSD>cable</WSD> markets, […]. Antitrust officials will need to consider Comcast's status as a monopsony (a buyer with disproportionate power), when it comes to negotiations with programmers, whose channels it pays to carry. 
Meaning of the word marked with <WSD> tags:  A system for transmitting television or Internet services over a network of coaxial or fibreoptic cables.