treyarch did
Treyarch
Treyarch developed the game
Treyarch and activision
Treyarch
Treyarch is the companies name for the developer.
Treyarch developed the game. Military tactics existed before they were called Black Ops
Treyarch's population is 250.
Don Likeness is the president of treyarch.
Treyarch was originated in the year 1996.
The zombie mode was invented by Treyarch and a bonus map for World at War PS3 and Xbox 360 editions. New maps were also added for each DLC to the game
I suggest that you ask Treyarch. Treyarch will not make the game Infinity Ward will and they do not do the Zombies Treyarch does for there games