Which of the test cases given below for inclusion in a given regression cycle? 1. Version 7 of the product is being released and there are tests cases for new features to be introduced in this...

Which of the test cases given below for inclusion in a given regression cycle? 1. Version 7 of the product is being released and there are tests cases for new features to be introduced in this version. 2. Version 6 had a number of defects in the buffer management module and Version 7 builds on top of this module. 3. Version 6 had a fairly stable (i.e., very few defects) in the user interface module and there have been very little changes in this module in Version 7. 4. Version 7 went through a Beta test cycle and during Beta tests, some important customer usage scenarios were found to uncover defects in the product. 5. The product is a database software and has features like database startup, basic SQL query and multi-site query.