Depending on how deep this goes, all will be affected, but C and B will get the brunt of it, like all recessions before. 

If it's a brand new home it won't take much more than a deep clean to get it ready, and no cash out of your pocket.

I think I will be relieved to not have been the lucky winner

Then ask them follow up questions based on what they tell you and dig deep to find out why they are getting lowball offers as they may be justified or they may not.

Take a deep breath or two.

I then also did a deep dive into the BP podcast and any real estate book I could get my hands on (BP has a lot of them).

What you have is not a palm tree--it is a deep-rooted deciduous tree, and the roots are under your foundation for sure. 

I'd suggest you take a step back, take a deep breath, and try to relax. 

I'm feeling a bit relieved my recent attempt at a deal went south, because this makes it feel like really bad timing.At this point no one knows how long this is going to last, but places are already shutting down, going out of business, and schools are being closed the rest of the year.

You don't want to dig in too deep on your first deal.