Question: what specific activities in the advanced development phase can be...

What specific activities in the advanced development phase can be used to reduce risks? Name the 2 primary methods for this phase, 3 additional methods from the program manager perspective, and 2 additional methods from the systems engineer perspective. Give an example for 1 method in each "category" (primary, program manager, and systems engineer, for 3 total), considering a real or hypothetical system.