5. (10 points) The calculation result of the expression $826446281 \times 11 \times 11$ is $(\quad)$
A. 9090909091
B. 909090909091
C. 10000000001
D. 100000000001
【Answer】Solution: $826446281 \times 11 \times 11=100000000001$. Therefore, the correct choice is: D.