问题详情

Structured programming practices(1)rise to Pascal, in which constructs were introduced to make programs more readable and better(2).(3)provided a combination of assembly language and high-level structure to create a general-purpose language that could be used from system to application programming. Next came object orientation, which is(4)of a methodology and design philosophy than a language issue. This is(5)by the addition of so-called OO extensions to current languages, such as application.
A．giving
B．given
C．gave
D．gives请帮忙给出正确答案和分析，谢谢！