Jeremy incorrectly says that 3 7/8 is the same as 3.78. Convert 3 7/8 to a decimal correctly. Then explain Jeremy's likely error. What was Jeremy's error?
A. He switched the digits 7 and 8 and should have written 3.87
B. He used the fraction digits as the decimal digits
C. He divided 8 by 7 instead of dividing 7 by 8
D. He wrote the decimal to two places instead of three places