单选题According to the passage, short feature films produced as early as 1992 ______.A were recorded by optical sensorsB put musicians out of workC were only effective for dialogue sequencesD preceded talking pictures
题目
单选题
According to the passage, short feature films produced as early as 1992 ______.
A
were recorded by optical sensors
B
put musicians out of work
C
were only effective for dialogue sequences
D
preceded talking pictures