Until Recently, Good PC Software for Producing Digital Videos Was

Multiple Choice

Until recently, good PC software for producing digital videos was not available, but was much in demand by businesses. The first companies to produce a specific type of program had good sales even though they did little promotion and their programs were not "user-friendly." It seems that many of these "innovators" operated as if they were in the:

A) simple trade era.
B) marketing department era.
C) sales era.
D) marketing company era.
E) production era.