I believe the answer would be D (all of the above).
The primary difference between barter and currency systems is that a currency system uses an agreed-upon form of paper or coin money as an exchange system rather than directly trading goods and services through bartering.
I believe in him also, but since has been trying to prove his existence for a while now
Hi :)
This would be False, always have a copy of your resumé in case there is a need for it.
Hope this helps!