What might cause a change in the value of fiat money

The correct answer is B) a change in government regulations.

What might cause a change in the value of fiat money is a change in government regulations.

Fiat money is the kind of money or currency that does not have the support of a tangible value such as silver or gold. It is the market that determines the value of money. That is why a change in government regulations might cause a change in the value of fiat money. If the government decides to modify the interest rates or takes another economic measure to solve a contingency, the decision can affect fiat money.

The other options of the question were A)  a change in the value of commodities. C)  a change in materials used to make money. D)  a change in an individual's spending habits.

there is an explationation of this on a site called crash   course world history 1

answer; collective security;