3. (8 points) When Tongtong was calculating a division with a remainder, she mistakenly read the dividend 472 as 427, resulting in a quotient that was 5 less than the original, but the remainder was exactly the same. What is this remainder?
A. 4
B. 5
C. 6
D. 7
【Answer】Solution: $(472-427) \div 5$
$$
\begin{array}{l}
=45 \div 5 \\
=9
\end{array}
$$
$$
472 \div 9=52 \cdots 4
$$

Answer: The remainder is 4.
Therefore, the correct choice is: A.