Yes, but it is difficult sometimes. My wife had several guys who remained friends after she refused to have a romantic relationship with them.

Probably not long term, I would respect their boundaries, but I wouldn’t do that to myself.

I really don't know, as I have never been in that position. I probably could.

It depends on your mental state, if you are secretly hoping they will change their mind. If they don't change their mind and you see them with someone else, etc......

Can and have ..

If she’s worth the effort, yes.

Yes I can… I’m used to it

Yes. I'm a mature adult.

Nope.
I pretty much want to sleep with even the ones I only have a mild respect for 👻

Yeah, F@ckable friends I guess… ☺

Yes

No

No. ☺