I will mark them the brainliest answer if they get it right!

The sale price of an item is four-fifths the original price of the item, x. Which statement explains why both 4 5x and 0.8x can find the sale price of the item? A.The fraction 4/5is the same as the decimal 0.2. Therefore,
4/5x can be written as 0.2x.

B.Multiplying by 4/5is the same as multiplying by 80%.

C.Multiplying by 5/4 is the same as multiplying by 0.8.

D.The expressions are not equivalent.