Which of the following are among the big six?

Question: Which of the following are among the big six?

The big six are the six largest and most influential media conglomerates in the United States. They are Comcast, The Walt Disney Company, AT&T, ViacomCBS, Fox Corporation, and Sony. These companies own and operate various television networks, film studios, publishing houses, music labels, and other media outlets. They have a significant impact on the production, distribution, and consumption of media content in the US and around the world.