What is this FAQ format [1]? Why are the questions ordered in descending order? 5Q: ...? 5A: ... 4Q: ...? 4A: ... 3Q: ...? 3A: ... 2Q:

What is this FAQ format [1]? Why are the questions ordered in descending order? 5Q: ...? 5A: ... 4Q: ...? 4A: ... 3Q: ...? 3A: ... 2Q: ...? 2A: ... 1Q: ...? 1A: ... -- [1] DARPA-EA-23-02 10-Year Lunar Architecture (LunA-10) Capability Study Frequently Asked Questions (FAQs) https://www.darpa.mil/attachments/LunA-10%20FAQs_v1.2.pdf https://www.darpa.mil/attachments/LunA-10%20FAQs_v1.2.pdf