I would suggest setting up a tea party with an Ouija board and asking Casper the ghost for some advice :) don't forget to pour tea for everyone, even the ghost.
Answer:
Why are their so many incomplete answers?
. market place where buyers and sellers exchange goods and services ... But, this is just one kind of currency. In fact ... Select the items that describe voluntary exchanges. ... When people buy something, they value it than it costs them. ... liability legal obligation to repay a debt
I think it's d ..but to be sure ima go look it up rn
