Question

According to "From barter to bitcoin" witch statement about the bitcoin is true

A, its value can change dramatically.
B, it was introduced in the 1940's.
c, it is a farm of fiat money, whose value is backed by the U.S. government
D, it exists online as a digital currency and in the real world as a metal coin

Answer 1

Its value can change dramatically.

Step-by-step explanation:

I did the test and got all of them correct tho you might not have multiple try's.