d. (5 points) Test-first development is an activity of XP. What is test-first development? List one possible problem of test-first development. Tost first development creates the sistem then s test the devolopment possible problem with that is it may create too many errors it hos no real Specification. e. (5 points) List two advantages of pair programming. you work as a team in pair programming It helps to be more efficient this way pair Programming helps with timind it makes Working easier