Correctly identify the following software design concepts. The following are some commonly used software design concepts:

(blank) enables designers to reduce irrelevant information so that only information that is useful for a particular purpose remains.
1:refinement
2:abstraction
3:data structure
4software architecture

(blank) refers to the structure and flow of control without procedures.
1:structural partitioning
2:data structure
3:software procedure
4:control hierarchy

(blank) entails providing specifications of processing for individual modules.
1:data structure
2:abstraction
3:software procedure
4:software architecture
Good (blank) offers conceptual integrity for an entire system.
1software architecture
2:structual partitioning
3:modularity
4data structure