A-A+
In the late 1950's for the first time a compu
问题详情
In the late 1950"s, for the first time a computer programming language ______.
A．began using binary numbers
B．was used to implement the Unix operating system
C．was put into the market
D．was used for modeling physical and environmental events请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：C
解析：本题是语意题。1959年即the late 1950's 而put into the market即成为商业语言(commercial language)，因此C为正确答案。
