So that's kinda like my option 3. I kinda agree, although if "asking" includes an option of denying the request, then I think it's perfectly fine to ask those p

So that's kinda like my option 3. I kinda agree, although if "asking" includes an option of denying the request, then I think it's perfectly fine to ask those people who have more free time to do more work when needed. Note that where I live, things like this will usually be compensated 1:1 (sometimes better).