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Credit Cards
Credit cards are used to buy stuff. It's a small card that holds money. Each card has the owners name,So no one else can use it.Credit cards were envented in 1915.Each credit card has a limet and at the end of the year the person has to pay that compony.They enfented credit cards because they did'nt like carrying money. -
Bartering
bartering is tradeing. They traded stuff like cows cowrie shells sheep then they started to use coins then papper money and then crendit cards.They started to change what they used so it was easy to carey with them.You would'ent want to just carey 100 coins so they made papper money. -
Cowrie Shells
Thy started to use cowrie in 1200 BC
