100ccc

Hello, First post! I just want to clarify the criteria for start and end cities for the Coast to Coast series. The rules say "You may choose any two coast cities you wish." I currently reside in Washington, D.C. Although I don't expect that this counts as Coastal given the Potomac is a river...

I've read the 100ccc page on the IBA site, but I need some additional answers to questions as preparation for this ride. 1. Is the 100cc Quest classified as an EXTREME ride? 2. Should the 50cc Forms for be used (but modified) also for the 100ccc? 3. Clarification: One who completes to 100ccc...