[C] before [D]
Q has posted that [C] means [C]oats (Dan Coats) and [C]omey (James Comey) on different posts.
I think [C] also refers to [C]OVID (aka China bug).
[C]hina bug before [D]eclas. We’ve just seen it happen in the last 24 hours.
Sauce: https://www.theepochtimes.com/trump-orders-declassification-of-long-withheld-spy-records_3526760.html