Which of the following statements is correct?
AThe products of fractions are expressed as 
BThe product of two proper fractions
is always greater than the individual
fractions involved in the operation.
CThe product of a proper and an
improper fraction is always less than
the proper fraction involved in it.
DWhen a decimal number is to be
divided by 10, 100 or 1000, the
decimal in the decimal number is
shifted to the right.