Software Engineering Economy is an effective part of software engineering.Which of the following content is the research content of software engineering economy?Ⅰ.Estimation of software development costⅡ.Earn & Cost analysis of software developmentⅢ.Adjustment of software development progress
- AⅢ only
- BⅡ and Ⅲ
- CⅠ and Ⅱ
- Dall